Yes, MASON is a Scrabble word!

Letter values in Scrabble US: M 3, A 1, S 1, O 1, N 1.

Is it a valid word?

MASON is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

American Revolutionary leader from Virginia whose objections led to the drafting of the Bill of Rights (1725-1792)
English film actor (1909-1984)
English writer (1865-1948)
a craftsman who works with stone or brick
a member of a widespread secret fraternal order pledged to mutual assistance and brotherly love

MASON was the Wordle answer on Oct. 28, 2023 (#861). Stuck on today’s? Use the Wordle helper.

Also: george mason, james mason, james neville mason, a. e. w. mason, alfred edward woodley mason.