|Seattle Mariners – No. 36|
|Born: November 16, 1992|
|August 2, 2019, for the Seattle Mariners|
|MLB statistics |
(through 2019 season)
|Earned run average||6.00|
McClain attended Northview High School in Duluth, Georgia. McClain attended the University of Georgia his freshman season, but was redshirted and did not play for them. He transferred to State College of Florida, Manatee–Sarasota, where he played college baseball for two seasons. He transferred to the University of Missouri, and played two seasons for the Tigers.
McClain was drafted by the Seattle Mariners in the 13th round, with the 387th overall selection, of the 2016 MLB draft. McClain played for the Everett AquaSox in 2016, going 3–3 with a 4.47 ERA in 48 innings. He spent the 2017 season with the Modesto Nuts, going 12–9 with a 4.75 ERA in 153 innings. He returned to Modesto for the 2018 season, going 6–11 with a 5.01 ERA in 133 innings. In the 2019 season, McClain has split time between Modesto, the Arkansas Travelers, and the Tacoma Rainiers.
On August 2, 2019, the Mariners selected McClain's contract and promoted him to the major leagues. He made his major league debut that night versus the Houston Astros, recording two strikeouts while allowing three runs in one inning of relief.
- Mitchell Northam (May 8, 2017). "16 N. Fulton natives playing major, minor league baseball in 2017". The Atlanta Journal-Constitution. Retrieved August 2, 2019.
- Jason Dill (June 9, 2016). "SCF's Ethan Skender, former Manatee Reggie McClain ready for MLB draft". Bradenton Herald. Retrieved August 2, 2019.
- Andrew Hodgson (March 26, 2016). "Reggie McClain develops into one of SEC's top pitchers after deciding on Missouri". Columbia Missourian. Retrieved August 2, 2019.
- Toni Jefferies (June 16, 2016). "MLB Drafts Three SCF, Manatee-Sarasota Students". patch.com/florida/bradenton. Retrieved August 2, 2019.
- "Reggie McClain Player page". MLB.com. Retrieved August 2, 2019.
- John Trupin (August 2, 2019). "Mariners promote RHP Reggie McClain to give the bullpen some oomph". Lookout Landing. SB Nation. Retrieved August 2, 2019.
- Greg Johns (August 2, 2019). "Kikuchi allows 4 HRs as struggles continue". MLB.com. Retrieved August 3, 2019.