Meaning

origin* As a Dutch and North/Low German surname, from Middle Low German sasse (“Saxon”) (modern Sasse), from Old Saxon Sahso, from Proto-West Germanic *Sahsō. * As a French surname, from the ancient Germanic name Sahso, shortened pet form of compound names containing the element sahs (“Saxon”), itself from the root of the above.

Etymology from Wiktionary, CC BY-SA 3.0