Buc (French pronunciation: [byk] ⓘ) is a commune in the Yvelines department and Île-de-France region of north central France.

The surrounding communes are: The name Buc derives from the Latin buscum which means boxwood.

He is the one whom suggested to the president of the County Council of Seine-et-Oise of that time, Gaston Palewski, the name of this department at its creation, in reference to the ancient Yveline forest from which radiate most of the water streams that irrigate the department.

Buc is not served by any station of the Paris Métro, RER, or suburban rail network.

Schools in Buc include:[10] The sole public junior high school is Collège Martin Luther King, named in honor of slain American civil rights leader Martin Luther King Jr.[11] DFG / LFA Buc, a joint French-German international school, is in Buc.