Baltazar Martínez Montemayor (born August 31, 1966) is a Mexican politician from the National Action Party.
He serves as a federal deputy of the LXIII Legislature of the Mexican Congress, representing Nuevo León and the second electoral region.
He is currently married to Gloria Elizabeth Rios Pruneda and had three sons with her, Baltazar Martínez Rios (The current mayor of Cerralvo) and Joey Martínez Rios (Both born April 10, 1990), and Sebastian Martínez Rios (born September 6, 2000).