Yunior de Las Casas is a fictional character and the subject of two short story collections by author Junot Díaz entitled Drown in 1996 and This Is How You Lose Her in 2012.
He states that Yunior was the subject of a short story that was used as his piece to get into Cornell University.
[2] Díaz writes about the immigrant experience from Santo Domingo, Dominican Republic to the industrial background of New Jersey.
Front and center for all the exploration of this theme as well as race, masculinity, and sex is Yunior, the alter-ego of Junot Díaz.
[3] In the off-broadway adaptation The Brief Wondrous Life of Oscar Wao that premiered in 2019 at Spanish Repertory Theatre, Yunior is played by Dominican actor Mario Peguero.