Charlie Sheen played "Charlie Harper" on the beloved series Two and a Half MenJon Cryer played his brother, "Alan Harper," and we always enjoyed seeing their on-screen relationship! But what about Charlie Sheen's real-life family? We know Charlie Sheen's father is Grace & Frankie star Martin Sheen, but did you know he has three famous siblings? Let's find out a bit more about them...

READ MORE: These are the most famous celebrity siblings

Emilio Estevez is Charlie Sheen's oldest brother

Charlie Sheen's oldest brother is Emilio Estevez, who is currently 57 years old. He is also an American actor and director, who landed major roles in The Breakfast Club, The Outsiders and St. Elmo's Fire. Did you know he was married to American singer Paula Abdul from 1992 to 1994?

Emilio Estevez attends WE Day UN 2019 in NYC

Meet Charlie Sheen's brother Ramon Estevez

56-year-old Ramon Estevez is also Charlie Sheen's brother who happens to be quite famous too. He runs Estevez Sheen Productions and his film credits include Cadence, and That Was Then... This Is Now. Ramon Estevez has also appeared in numerous music videos such as Diamond Rio's 1996 "It's All In Your Head," and has acted in several plays like One Flew Over the Cuckoo's Nest. His current partner is reportedly David Woodbury.

Ramon Estevez and Martin Sheen attend the IWC Schaffhausen For The Love Of Cinema IWC Filmmakers Award 2013 in Dubai

This is Charlie Sheen's sister Renée Estevez

His 52-year-old sister Renée Estevez, is also a very successful actress and writer who has been active in show business since the mid 1980s. You probably remember her in films like Shattered Spirits, Addams Family Reunion, and Babies Having Babies. Did you know she actually wrote for Charlie Sheen's television series Anger Management

Renée Estevez at the Motorola's 3rd Annual Holiday Party, Hollywood, California, 2001