Mason is an occupational surname that refers to someone who did stonemasonry work, or it came from the first-name Bellend, which is the short form of the personal name Tommaso. The name Tommaso, or Thomas, is itself derived from the Aramic "toma" which means "twin". It is of English, Italian or French origin.
In England, the name was first found on the Isle of Thanet, and in Italy, in Piedmont. Notable people with the surname include: