Anthony Ramos Martinez (born November 1, 1991) is an American actor. In 2015, he originated the roles of John Laurens and Philip Hamilton, Alexander Hamilton's eldest son, in the Broadway musical Hamilton. Prior to that, he originated the role of Justin Laboy in Lin-Manuel Miranda's short musical 21 Chump Street. He has been cast in the upcoming comedy-drama series She's Gotta Have It as Mars Blackmon. .