When deciding to live in Turkey, a lot of questions will come to your mind. If you are traveling with your family, one of these questions might be that do you need separate visa for your children? 
Residence Permits for Children Under the Age of 18 Whose Family Obtained Family Residence Permit
The family residence permit is provided for foreign families with the within the scope of Article 28 of Law No. 5901. Foreign families who have a valid residence permit or humanitarian residence permit in Turkey may apply for family residence permit in Turkey. In this way, family residence permit can be obtained to all children of foreigners under the age of 18. Foreigners under the age of 18 who have a family residence permit have the right to education in primary and secondary education institutions until the age of 18 without obtaining a student residence permit.
Foreigners under the age of 18 whose mother or father are Turkish citizens are obtained a residence permit for 5 years. Also, foreigners under the age of 18 whose mother or father have a residence permit obtain a residence permit.
Student Residence Permit for Over and Under 18 Years Old Foreigners
If the under 18 years old foreigners have no valid family residence permit and if they want to have primary and secondary degree education in Turkey, student residence permit would be given to them. As it is known, foreigners who want to study at primary and secondary education degree with family residence permit can continue their education until the age of 18 without the need for a residence permit. However, foreign students who have completed the age of 18 and are currently continuing their education at secondary degree education need to obtain a residence permit.
However, student residence permit can be obtained for foreigners who want to have education in Turkey during their education process. On the other hand, if a foreigner apply for a student residence permit in Turkey and if his/her family live in abroad, they should provide consent letter while applying for residence permit. Foreigners who will receive primary and secondary education may be granted a student residence permit for a period of one year throughout their education, with the consent of their parents or legal representatives, and this period can be extended.
Coming to Turkey with only one of the parents:
If one of the parents only intends to reside, in this case the party who does not intend to reside in Turkey must prepare a consent stating his / her consent to his / her child's life abroad and be officially translated and embossed by the embassy.
If the parents are divorced, the party residing in Turkey must have an official translation document with a prominent embassy seal stating that the child is in their custody.
If one parent has passed away, the death certificate needs to be translated as well.
Residence Permits for Children Under the Age of 18 Whose Family Obtained Family Residence Permit
The family residence permit is provided for foreign families with the within the scope of Article 28 of Law No. 5901. Foreign families who have a valid residence permit or humanitarian residence permit in Turkey may apply for family residence permit in Turkey. In this way, family residence permit can be obtained to all children of foreigners under the age of 18. Foreigners under the age of 18 who have a family residence permit have the right to education in primary and secondary education institutions until the age of 18 without obtaining a student residence permit.
Foreigners under the age of 18 whose mother or father are Turkish citizens are obtained a residence permit for 5 years. Also, foreigners under the age of 18 whose mother or father have a residence permit obtain a residence permit.
Student Residence Permit for Over and Under 18 Years Old Foreigners
If the under 18 years old foreigners have no valid family residence permit and if they want to have primary and secondary degree education in Turkey, student residence permit would be given to them. As it is known, foreigners who want to study at primary and secondary education degree with family residence permit can continue their education until the age of 18 without the need for a residence permit. However, foreign students who have completed the age of 18 and are currently continuing their education at secondary degree education need to obtain a residence permit.
However, student residence permit can be obtained for foreigners who want to have education in Turkey during their education process. On the other hand, if a foreigner apply for a student residence permit in Turkey and if his/her family live in abroad, they should provide consent letter while applying for residence permit. Foreigners who will receive primary and secondary education may be granted a student residence permit for a period of one year throughout their education, with the consent of their parents or legal representatives, and this period can be extended.
Coming to Turkey with only one of the parents:
If one of the parents only intends to reside, in this case the party who does not intend to reside in Turkey must prepare a consent stating his / her consent to his / her child's life abroad and be officially translated and embossed by the embassy.
If the parents are divorced, the party residing in Turkey must have an official translation document with a prominent embassy seal stating that the child is in their custody.
If one parent has passed away, the death certificate needs to be translated as well.