Croatian Citizenship by Descent for UK Citizens
If you are a British citizen with Croatian ancestry, you may be eligible for Croatian citizenship without moving to Croatia or giving up your British citizenship.
For many people in the UK, Croatian citizenship is also a route to EU citizenship after Brexit. But having a Croatian parent, grandparent or earlier ancestor does not automatically tell you which legal procedure applies. The correct route depends on your family history, the ancestor’s citizenship and emigration history, and the documents available.
You can request an initial assessment even if you have not yet obtained every Croatian record, UK certificate or historical emigration document.
Can a British Citizen Get Croatian Citizenship by Descent?
Potentially, yes.
British citizens with Croatian family origins may qualify under several different provisions of Croatian citizenship law.
The most common possibilities include:
- citizenship through a Croatian parent;
- Article 11 for descendants of qualifying Croatian emigrants;
- Article 16 based on documented belonging to the Croatian people; or
- determination of Croatian citizenship where citizenship may already have been acquired under earlier legislation.
For that reason, “Croatian citizenship by descent” should be treated as a broad description rather than one single legal procedure.
Why Croatian Citizenship Matters for UK Citizens After Brexit
Brexit changed the legal position of British citizens within the European Union.
A British passport no longer gives its holder EU citizenship or the general right to move freely throughout the European Union in the same way that applied before the United Kingdom left the EU.
For British citizens with Croatian ancestry, Croatian citizenship can therefore have significance beyond Croatia itself.
A person who acquires Croatian citizenship becomes a Croatian national and an EU citizen.
Depending on the circumstances and applicable EU rules, this can provide important rights connected with:
- living in Croatia as a Croatian citizen;
- living and working in other EU Member States under EU free-movement rules;
- studying and establishing a business within the EU under the rules applicable to EU citizens;
- obtaining a Croatian passport after citizenship has been acquired and registered; and
- potential citizenship rights for children, depending on when and how the parent’s Croatian citizenship is acquired or registered.
Which Croatian Citizenship Route Applies to You?
A Croatian family connection can lead to several different legal analyses.
Choosing the correct route before collecting documents is important because the legal requirements and supporting evidence are not the same in every case.
Your Parent Was Croatian When You Were Born
If one of your parents was a Croatian citizen when you were born, the first question is whether your case concerns citizenship by origin, registration or determination rather than naturalisation through an emigrant ancestor.
You Descend From a Croatian Emigrant
Article 11 may apply where your ancestor satisfies the legal definition of a qualifying Croatian emigrant and you can prove your direct family relationship to that person.
Your Family Belonged to the Croatian People
Article 16 is a separate route based on belonging to the Croatian people and requires a different type of evidence from an ordinary Article 11 emigrant case.
You May Already Have Acquired Croatian Citizenship
In some cases, the correct procedure is not an application to become Croatian now but a request to determine whether citizenship was already acquired under legislation applicable at an earlier time.
If you are not sure where your family history fits, start with our complete Croatian citizenship by descent guide.
Not Sure Which Croatian Citizenship Route Applies?
This is worth resolving before ordering large numbers of UK certificates, obtaining Apostilles or paying for certified translations.
An eligibility assessment can identify the relevant ancestor, legal basis and documents that are actually likely to be needed.
Request an Eligibility AssessmentArticle 11 Croatian Citizenship for UK Applicants
Article 11 of the Croatian Citizenship Act is one of the principal routes used by descendants of Croatian emigrants living abroad.
A qualifying emigrant and their descendants may acquire Croatian citizenship by naturalisation under facilitated conditions.
For a qualifying Article 11 applicant, several requirements that apply to ordinary naturalisation are waived.
In particular, the applicant does not need to satisfy the ordinary requirements concerning:
- release from existing foreign citizenship;
- eight years of continuous residence in Croatia and permanent residence status; or
- knowledge of the Croatian language, Latin script, Croatian culture and social order.
Other statutory requirements still apply.
The ancestor must qualify as an emigrant
A Croatian surname or a birth record from Croatia is not automatically enough to establish Article 11 eligibility.
The ancestor’s legally relevant emigration must also be established.
For descendants applying through the ordinary Article 11 emigrant route, this usually requires evidence showing when and how the ancestor left the territory of present-day Croatia and settled abroad.
For a detailed explanation, see our Article 11 Croatian citizenship guide.
Can You Apply Through a Croatian Grandparent or Great-Grandparent?
Potentially, yes.
The current wording of Article 11 refers to descendants of the qualifying emigrant and does not state a maximum number of descendant generations.
Depending on the family history, the relevant ancestor may therefore be:
- a grandparent;
- a great-grandparent;
- a great-great-grandparent; or
- an earlier ancestor.
The further back the emigrant is in the family tree, however, the more documents are generally needed to establish the complete relationship.
Example
Assume your great-grandfather was born in Croatia and later emigrated to the United Kingdom.
An Article 11 application may need to establish:
- your great-grandfather’s identity and Croatian origin;
- his qualifying emigration;
- the relationship between him and your grandparent;
- the relationship between your grandparent and your parent; and
- the relationship between your parent and you.
Marriage certificates and name-change evidence may also be necessary where surnames changed between generations.
Your parent does not necessarily need to become a Croatian citizen first for you to rely on an earlier qualifying Article 11 emigrant.
What If Your Ancestor Never Had a Croatian Passport?
This does not automatically prevent an application.
Many Croatian emigrants left decades before the modern Republic of Croatia or today’s Croatian passports existed.
Depending on the period, the relevant Croatian connection may instead be established through:
- civil birth registers;
- church records;
- historical domicile records;
- old identity or travel documents;
- archival records; and
- other public records establishing the ancestor’s identity and place of origin.
The important issue is not whether the ancestor held a modern Croatian passport but whether the facts required by the applicable citizenship route can be proven.
Can You Keep Your British Citizenship?
Yes, in a qualifying case.
The United Kingdom allows dual citizenship, meaning a British citizen can also hold another nationality.
On the Croatian side, a qualifying Article 11 applicant is exempt from the ordinary naturalisation requirement concerning release from existing foreign citizenship.
The legal position should still be assessed according to the citizenship route actually used, particularly where the case does not fall under Article 11.
Do UK Applicants Need to Speak Croatian?
A qualifying Article 11 applicant does not need to satisfy the ordinary Croatian language, Latin script, culture and social-order requirement.
That does not mean the application itself is entirely in English.
The Croatian Embassy in London currently requires Article 11 applicants to submit the appropriate Croatian citizenship form and a CV / biography prepared in Croatian.
Relevant foreign public documents also need Croatian translation in accordance with the applicable submission requirements.
No language exam does not mean no Croatian paperwork
A qualifying Article 11 applicant may be exempt from the ordinary language test, while still needing a properly prepared Croatian application file.
Documents UK Applicants May Need
The exact document package depends on the legal basis and the individual family history.
For an adult Article 11 application, relevant documents commonly include the following categories.
Your UK Documents
- valid passport;
- certified passport copy where required;
- full / long-form birth certificate showing your parents;
- marriage certificate if applicable;
- required criminal-record certificate;
- citizenship application form; and
- CV and biography in Croatian.
Documents Connecting Each Generation
- birth certificates;
- marriage certificates;
- name-change evidence;
- family tree; and
- other civil-status documents required to connect you to the emigrant.
Croatian Records
- Croatian birth records;
- church or archival records where appropriate;
- citizenship records if available;
- historical domicile or other local records; and
- other evidence relevant to the ancestor’s Croatian connection.
Proof of Emigration
- ship or passenger records;
- old passports;
- UK visa or immigration records;
- UK naturalisation documentation; or
- other official records showing the relevant migration history.
Use the Full UK Birth Certificate
The Croatian Embassy in London currently asks for the long version of the birth certificate showing the names of the parents.
This is important because a birth certificate may form part of the evidence establishing the relationship between generations.
UK Apostille and Croatian Translation Requirements
British public documents submitted in a Croatian citizenship application generally need to be prepared for official use in Croatia.
The Croatian Embassy in London currently instructs applicants to obtain a paper Apostille for relevant documents issued by British authorities, including birth, marriage and police certificates.
The legalized documents then need to be translated into Croatian by an appropriate official interpreter in the UK or a certified court interpreter in Croatia.
A Better Order for Preparing UK Documents
- Confirm that the document is actually required.
- Check names, dates and parental information.
- Resolve obvious discrepancies where possible.
- Obtain the correct official version of the document.
- Obtain the required paper Apostille.
- Translate the finalized document into Croatian.
This can avoid paying for legalization and translation of a document that later needs to be replaced.
If your family records contain inconsistent names or dates, see our guide to name and date discrepancies in Croatian citizenship applications.
How Do You Prove That Your Ancestor Emigrated?
For an Article 11 application, proving the family relationship is only part of the case.
The legally relevant emigration also needs to be established.
The Croatian Embassy in London currently gives examples such as:
- ship records;
- an old passport containing a UK visa stamp; or
- a UK naturalisation certificate.
A foreign naturalisation certificate can therefore be useful evidence in an Article 11 case.
It should not automatically be treated as proof that the ancestor formally renounced Croatian citizenship.
Where no single document proves the complete move, several records may need to be combined into a coherent migration timeline.
Have the Croatian Ancestor but Not the Complete Evidence?
An initial assessment does not require you to have solved every archival issue already.
Start with the ancestor’s full name, approximate year and place of birth, last known residence before emigration, destination country and any Croatian, UK immigration or naturalisation records you have located.
Request an Article 11 Case AssessmentHow to Apply for Croatian Citizenship from the UK
UK residents applying abroad generally submit their citizenship application personally through the Consular Section of the Embassy of the Republic of Croatia in London.
The Embassy currently requires applicants to book an appointment and attend personally.
Determine the Legal Basis
Establish whether the case concerns a Croatian parent, Article 11, Article 16, determination of citizenship or another legal basis.
Obtain Croatian Records
Locate the Croatian civil, citizenship, church or archival records relevant to the ancestor and the chosen legal route.
Build the Family Chain
Obtain the UK and other foreign birth, marriage and name-change records connecting each generation.
Establish Emigration
For Article 11, identify evidence showing when and how the qualifying emigrant left Croatia and settled abroad.
Review the File Before Legalisation
Check names, dates, places, family relationships and missing documents before Apostille and translation.
Apostille and Translate
Prepare the relevant UK public documents with the required paper Apostille and Croatian translation.
Prepare the Croatian Application
Complete the correct citizenship form and prepare the supporting family tree, CV, biography and any necessary explanations.
Attend the London Appointment
Submit the application personally at the Embassy with the required originals, copies and supporting documents.
MUP Reviews the Application
The substantive citizenship procedure is decided by the Croatian Ministry of the Interior. Additional documents or explanations may be requested during the process.
For detailed submission information, see our guide to applying for Croatian citizenship at the Croatian Embassy in London.
Will the Croatian Embassy in London Tell You Which Article to Apply Under?
Not as part of the ordinary application preparation process.
The Embassy’s published guidance states that an applicant must independently determine which Article of the Croatian Citizenship Act they believe applies to them.
It also explains that application documents are reviewed at the appointment rather than being fully reviewed in advance.
That makes it particularly important to establish the legal basis and documentary strategy before the submission date.
Review My Case Before the London AppointmentWhy Review the File Before the Embassy Appointment?
Croatian diaspora cases often involve records created decades apart and in different legal systems.
A UK applicant may discover:
- a Croatian surname that was later anglicised;
- a different date of birth on a UK record;
- an ancestor described as Austrian, Yugoslav or another historical nationality;
- a missing marriage certificate between two generations;
- a parent whose name does not match the Croatian registry;
- no obvious document recording the exact date of emigration; or
- a naturalisation record whose legal significance is unclear.
These issues do not automatically prevent a successful application.
They do, however, need to be identified before the application file is finalised.
Can a Croatian Lawyer Assist a UK Applicant?
Yes.
The Croatian Embassy in London itself notes that applicants who need Croatian documents may seek assistance from family members, obtain the documents personally in Croatia or seek assistance from a Croatian lawyer.
Depending on the case, legal assistance may include:
- assessing the appropriate citizenship route;
- reviewing whether an ancestor satisfies Article 11;
- obtaining available Croatian civil or archival records where authorised;
- reviewing the family-document chain;
- identifying missing UK records or inconsistencies;
- reviewing evidence of emigration;
- advising which documents need legalisation and translation;
- preparing the Croatian application documentation;
- preparing the applicant for submission in London; and
- assisting with Croatian legal or procedural issues arising during the MUP procedure.
Can Several Family Members Apply at the Same Time?
Several relatives can potentially rely on the same Croatian emigrant, but adult citizenship applications are considered individually.
The Croatian Embassy in London currently applies the principle:
This is particularly relevant for adult siblings or several generations of the same family applying at approximately the same time.
The historical research may overlap, but each adult applicant should still have their own complete application package.
How Long Does Croatian Citizenship Take from the UK?
There is no single processing period that can reliably be guaranteed for every Croatian citizenship application.
The length of the procedure may depend on:
- the citizenship route used;
- the complexity of the family history;
- the age and availability of Croatian records;
- whether emigration needs additional evidence;
- name or date discrepancies;
- whether further documentation is requested; and
- other circumstances requiring verification by the Croatian authorities.
It is also useful to distinguish between the time needed to prepare the application and the time needed for the Croatian authorities to decide the application after submission.
Common Problems in UK Croatian Citizenship Cases
Using the Wrong Legal Route
A parent case is incorrectly prepared as Article 11, or an Article 16 case is treated as an ordinary emigrant-descendant application.
Missing Emigration Evidence
The applicant proves Croatian ancestry but does not establish the ancestor’s legally relevant emigration.
Anglicised Names
Croatian surnames may have been shortened, translated or changed after arrival in the United Kingdom.
Wrong Birth Certificate
The applicant obtains a short certificate even though the long-form version showing the parents is required.
Apostille Too Early
Documents are legalised and translated before a material error or documentary gap is noticed.
Former Yugoslavia Assumptions
The family assumes that a Yugoslav birthplace or Croatian ethnic background automatically establishes Article 11 eligibility.
Frequently Asked Questions
Can a UK citizen get Croatian citizenship by descent?
Potentially. Eligibility depends on the applicant’s family history and the relevant provision of Croatian citizenship law. Common routes include citizenship through a Croatian parent and Article 11 for descendants of qualifying Croatian emigrants.
Can I apply without moving to Croatia?
Yes, certain citizenship routes do not require relocation to Croatia. A qualifying Article 11 applicant does not need to satisfy the ordinary eight-year Croatian residence requirement and can apply through the competent Croatian diplomatic or consular mission abroad.
Can I apply through my Croatian grandparent?
Potentially. The grandparent’s Croatian connection and, where Article 11 is relied upon, the qualifying emigration must be established. A Croatian birthplace alone does not automatically prove eligibility.
Can I apply through a Croatian great-grandparent?
Potentially. Article 11 does not state a maximum descendant generation, but the complete family relationship to the qualifying emigrant must be documented.
Does my parent need to become Croatian before I apply?
Not necessarily in an Article 11 descendant case. An applicant may potentially rely on an earlier qualifying emigrant even where intermediate generations never obtained Croatian citizenship.
Can I keep my British citizenship?
Yes, in a qualifying case. UK law allows dual citizenship, and qualifying Article 11 applicants are exempt from the ordinary Croatian requirement concerning release from their existing foreign citizenship.
Do I need to pass a Croatian language test?
A qualifying Article 11 applicant is exempt from the ordinary Croatian language, Latin script, culture and social-order requirement. The application itself still includes Croatian-language documentation and relevant foreign documents need Croatian translation.
Do British documents need an Apostille?
Relevant British public documents used in the citizenship application generally need to be legalised for use in Croatia. The Croatian Embassy in London currently instructs applicants to obtain a paper Apostille for relevant British documents and then obtain the required Croatian translation.
Does my ancestor need to have held a Croatian passport?
Not necessarily. Historical Croatian, civil, church, domicile, immigration and archival records may be relevant depending on when the ancestor lived and emigrated.
What if my Croatian ancestor became a British citizen?
British naturalisation does not automatically prove that the ancestor formally renounced Croatian citizenship. A UK naturalisation certificate can also be useful evidence of migration history. The complete citizenship and emigration history should be reviewed.
Can the Croatian Embassy confirm my eligibility before the appointment?
The Embassy’s published guidance states that applicants must independently determine the Article under which they believe they qualify. Supporting documents are normally reviewed at the appointment rather than fully assessed beforehand.
Can a Croatian lawyer obtain my ancestor’s Croatian documents?
Depending on the record and the authority holding it, a Croatian lawyer may be able to assist in obtaining Croatian records when appropriately authorised. The Embassy’s own guidance identifies seeking assistance from a Croatian lawyer as one possible way to obtain Croatian documents.
How long does the process take?
There is no single processing period applicable to every case. Timing depends on the legal route, the completeness and complexity of the evidence, and whether additional documents or verification are required.
British Citizen With Croatian Ancestry?
Before ordering every certificate, Apostille and translation, establish which Croatian citizenship route actually applies to your family.
For an initial assessment, include the ancestor’s full name, approximate year and place of birth, last known residence before emigration, approximate emigration date, destination country and any Croatian or UK documents already available.
Request a Croatian Citizenship AssessmentOfficial Sources
- Croatian Citizenship Act
- Croatian Ministry of the Interior — Croatian Citizenship
- Embassy of the Republic of Croatia in London — Croatian Citizenship Guidance
- UK Government — Dual Citizenship