Rubén Castellanos

Rubén Alonso Castellanos España (born 18 January 1997) is a Guatemalan badminton player. He won the men's doubles bronze medals at the 2017 and 2021 Pan Am Championships. He also part of the national team that won the bronze medal at the 2018 Central American and Caribbean Games in Barranquilla, Colombia.

Pan Am Championships
Men's doubles

BWF International Challenge/Series (8 titles, 7 runners-up)
Men's singles

Men's doubles

Mixed doubles
 * BWF International Challenge tournament
 * BWF International Series tournament
 * BWF Future Series tournament