James Masson, QC (February 17, 1847 – December 24, 1903) was a lawyer and political figure in Ontario.
He represented Grey North in the House of Commons of Canada from 1887 to 1896 as a Conservative member.
He was born in Seymour Township, Canada West, the son of Thomas W.S.
Masson articled in law with William Hamilton Ponton, was called to the Ontario bar in 1871 and set up practice in Owen Sound.
Masson served as Master in Chancery at Owen Sound from 1873 to 1885.