Darwin De Leon is a five-foot-nine, 156 lb. right-handed infielder from Monte Plata, DR. Born on October 31, 2003, the still-18 De Leon signed his first professional deal with the Astros on June 28, 2022.
De Leon received his first professional assignment soon following his contract, joining the Rookie-level DSL Astros Orange on July 2 and hitting a two-run homer in his debut, a 5-3 loss to the DSL Astros Blue. He hit a home run in his second game as well, a two-run shot in an 8-3 loss to the DSL Red Red Sox on July 4.