Selena Gomez net worth is $18 million. Date of Birth: 22, July, 1992. Nationality: Hispanic. Religion: Roman Catholic. We know her as a singer and an actress. Her sweet oval face, full lips and long wavy hair helped Selena Gomez to create an image of a good girl. Thatâs why her fans were shocked when she started dating to âa bad boyâ Justin Bieber.