Cantero is a surname. Notable people with the surname include:
Castor Cantero (born 1918), former football midfielder from ParaguayEdgar Cantero (born 1981), Spanish writer and cartoonistEver Cantero (born 1985), Paraguayan footballer that currently plays for Santiago Morning in ChileFederico Cantero Villamil (1874–1946), Spanish civil engineer known for the dams he constructed and planned along the river DueroHéctor Martín Cantero (born 1990), Spanish homebrew software engineer and hackerJosé Cantero (born 1959), Argentine professional golfer who currently plays on both the TPG Tour and the Tour de las AmericasJuan Pablo Cantero (born 1982), Argentine professional basketball playerManuel Cantero, aka Manu (born 1973), Spanish footballer who plays for Sporting Villanueva Promesas, as a goalkeeperMarciano Cantero (born 1960), Argentine singer and musicianRaoul G. Cantero, III (born 1960), Florida lawyer and a former Justice of the Florida Supreme CourtRodrigo Cantero (born 1985), Paraguayan footballer currently playing for General Caballero of the Primera División in ParaguaySergio Alejandro Ortega Cantero (born 1988), Paraguayan football Midfielder, who plays in Chile for Santiago Morning