Monzon may refer to:

• Bernardo Alvarado Monzón (fl. 1972), Guatemalan communist leader
• Carlos Monzón (1942–1995), Argentine middleweight boxer
• Christian Monzon (born 1977), American actor and model
• Dan Monzon (1946–1996), American baseball player, manager, and scout
• Erick Monzón (born 1981), Puerto Rican baseball player
• Fabián Monzón (born 1987), Argentine football player
• Gastón Monzón (born 1987), Argentine football player
• Monzon Diarra (fl. 1795–1808), ruler of the Bambara Empire in Mali
• Pedro Monzón (born 1962), Argentine football player and coach
• Roberto Monzón (born 1978), Cuban Olympic wrestler
• Telesforo Monzón (1904–1981), Basque writer and politician
• Tina Monzon-Palma (born 1951), Filipina anchorwoman
• Víctor Hugo Monzón (born 1957), Guatemalan football player and coach

Monzón is a small city in the autonomous community of Aragon, Spain. Its population was 17,176 as of 2014. It is in the northeast (specifically the Cinca Medio district of the province of Huesca) and adjoins the rivers Cinca and Sosa.