thumb|upright|Chamberlin from The Portraits of the Academicians of the Royal Academy by Johan Zoffany
Mason Chamberlin (1727 – 20 January 1787) was an English portrait painter, who was one of the founding members of the Royal Academy in 1768. He was a student of Francis Hayman. He is perhaps best remembered for his portrait of Benjamin Franklin.
Life
Chamberlin was a pupil of Francis Hayman. In 1768 he was one of the founding members of the Royal Academy. He exhibited 50 works at the academy He also showed 22 works at the Society of Artists and two at the Free Society of Artists. His address is given as 7, Stuart Street, Spitalfields in the academy catalogues and from 1785 as 10, Bartlett's Buildings.