When Is Melanie Martinez'S Birthday. Celebrity birthdays for the week of aug. We're celebrating melanie martinez's 21st birthday today (april 28) with some hidden facts about 'the voice' alum.
Melanie adele martinez was born on april 28, 1995 in astoria, queens, to parents mery and jose martinez, who are of dominican and puerto rican descent. She is popular for being a pop singer.