Tomsic Family History
Tomsic Surname Meaning
Slovenian (Tomšič Tomsič): patronymic from an old derivative of the personal name Tomaž (see Thomas).
Croatian (Tomšić): patronymic from an old pet form of the personal name Toma (see Thomas) or of its derivative Tomislav (see Tomic).
Source: Dictionary of American Family Names 2nd edition, 2022
