Around the world, Troyan (Троян 
, Troyan 
, Троиан ) is a rare masculine first name. The forename Troyan is habitual in Bulgaria, where it is quite a rare masculine name, Ukraine, where it is a rare masculine name, and Kazakhstan, where it is a very rare boy's name. Not in comparison with a country's population, it is commonest in Eastern Europe, particularly Bulgaria, Ukraine, and Russia. More frequently, Troyan is the last name as well as the forename.