<Li> Yuriorkis Gamboa (born 1981), a Cuban boxer </Li> <Ul> <Li> Francisco Javier Carrillo Gamboa, a Mexican academic </Li> <Li> Graciano Ricalde Gamboa (1873--1942), a Mexican mathematician </Li> <Li> Patrocinio Gamboa (1865--1953), a Filipino revolutionary </Li> <Li> Pearlasia Gamboa, a Filipino - American businesswoman </Li> </Ul> <Li> Francisco Javier Carrillo Gamboa, a Mexican academic </Li> <Li> Graciano Ricalde Gamboa (1873--1942), a Mexican mathematician </Li>

Where does the last name gamboa originate from