Bratko Family History
Bratko Surname Meaning
Polish, Ukrainian, Slovak, Croatian, and Slovenian: from a pet form of a personal name based on the Slavic element brat ‘brother’ (from Old Slavic bratrъ) such as Bratomil (Polish Bratomił) with the second element mil ‘gentle dear’ (from Old Slavic milъ).
Ukrainian: nickname meaning ‘little brother’ from a diminutive of brat ‘brother’.
Source: Dictionary of American Family Names 2nd edition, 2022
