Surname Trkulja (Trkulja 
, Тркуля 
) , throughout the world, is quite a common family name. The surname Trkulja is characteristic of Southern Europe, particularly Bosnia and Herzegovina, where it is quite a common surname, Serbia, and Croatia. Much less frequently, Trkulja is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Trkulja | Australia, Bosnia and Herzegovina, United States, Serbia, Croatia |
| Тркуля | Russia, Ukraine |
| radislav trkulja (b. 1938) |
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| goran trkulja chess player (b. 1969) |
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| vladimir trkulja researcher |
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| v. trkulja researcher |
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| bojan trkulja Bosnian footballer, BA (b. 1982) |
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| nikola trkulja football player (b. 1991) |
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| sascha trkulja AT (b. 1982) |
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| nemanja trkulja association football player, BA (b. 1996) |
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