Moshe Bar-Asher (Hebrew: משה בר-אשר; born 1939, Ksar es Souk, Morocco) is an Israeli linguist and the former president of the Academy of the Hebrew Language in Jerusalem.

Moshe Ben Harush (later Bar-Asher) was born in Ksar es Souk (modern Errachidia), Morocco.

From 1983 to 1986 he served as chair of the university's Institute for Jewish Studies.

Bar-Asher's scholarship focuses on Rabbinic Hebrew, Palestinian Syriac and Jewish languages.

[4] His brother is Professor Meir Bar Asher.