Mitch Thomas Keller (born April 4, 1996) is a Major League Baseball pitcher who currently pitches for the Pittsburgh Pirates (MLB).
Keller was selected in the second round of the 2014 Major League Baseball draft by the Pittsburgh Pirates out of Xavier High School in Cedar Rapids, Iowa.
On June 14, 2014, he signed with the Pirates with a signing bonus of $1,000,000. He had committed to the North Carolina Tar Heels to play collegiate baseball.
In 2017, Keller began the season with Bradenton. After going 6–3 with a 3.14 ERA in 15 starts, he was promoted to the Altoona Curve in August and finished the season there with a 2–2 record and 3.12 ERA in six starts. MLB.com ranked Keller as Pittsburgh’s top prospect going into the 2018 season.
Keller began 2019 with Indianapolis. He was promoted to the major leagues on May 26, and he made his major league debut at Great American Ball Park versus the Cincinnati Reds, giving up six earned runs over four innings, walking two, and striking out seven.
In 2020, Keller registered a 2.91 ERA with 16 strikeouts in 21+1⁄3 innings of work for the Pirates. In 2021, he went 5–11 with a 6.17 ERA and 92 strikeouts in 100+2⁄3 innings.
Mitch Keller got married to his wife, Clancy in 2020, unlike Keller, Clancy prefers to live a quiet and free life from paparazzi and journalists invading her privacy.