Sanko Family History
Sanko Surname Meaning
Belorussian; Polish (of Belorussian origin; Sańko): from a pet form of the personal name Alyaksandr (see Alexander). Croatian (Šanko): from a pet form of the personal name Aleksandar (see Alexander) or its dialect variant Alešandro derived from Italian Alessandro.
Hungarian: from a pet form of Sándor Hungarian form of Alexander. Slovak (Šanko): from a pet form of the personal name Šándor Slovak form of Hungarian Sándor (see 3 above).
Japanese (Sankō): written 三光 ‘three lights’ or 三功 ‘three merits’. Neither is very common but both are found in various locations.
Source: Dictionary of American Family Names 2nd edition, 2022
