Quincy \qu(in)-cy\ as a boy's name (also used as girl's name Quincy), is pronounced KWIN-see. It is of Old French origin, and the meaning of Quincy is "estate of the fifth son". From a Roman clan name. Surname of a prominent Massachusetts family whose name is borne by a town and by the sixth American President, John Quincy Adams. Musician Quincy Jones.

Quincy has 3 variant forms: Quin, Quincey and Quinsy.

Baby names that sound like Quincy are Gaines, Gains and Kinsey.