Gasko Family History
Gasko Surname Meaning
Jewish (eastern Ashkenazic): Russified form of the Yiddish personal name Haske, a pet form of Haskl (see Ezekiel). The initial g developed since Russian has no h and alters it to g in borrowed words and names.
Slovak (Gaško): from the personal name Gaško, a pet form of Gašpar (see Gaspar).
Source: Dictionary of American Family Names 2nd edition, 2022
