Deylen Miley is a six-foot-two, 210 lb. right-handed pitcher from Toledo, OH. Born on January 25, 1998, Miley played in college for the Tiffin Dragons and the Bellarmine Knights. In five years of play, he was 6-9 with a 6.21 ERA and 140 strikeouts in 113 innings. After going undrafted, the Astros signed him through free agency on July 20, 2021.
After signing, Miley joined the rookie-level FCL Astros and struck out 24 in only 13 innings. He gave up 10 hits, five walks, and three earned runs, going 1-0 with a 2.