There are more than one artist with this name:
(1) Austin Santos, reggaeton style singer
(2) Francisco José Arcángel Ramos, flamenco singer
(2) Arcangel is also a hard rock/industrial metal band from 70's. More in depth: (1) Austin Santos, best known as Arcangel, was born in 1985, in the city of New York to Dominican & Puerto Rican parents.
His mother moved to Puerto Rico in the early 80s to realize her dream of singing by joining a Merengue group known as Las Chicas del Can. Austin met a young man known in reggaeton as "De La Ghetto" and the two began working together.