Andrew Chafin

Andrew Gregory Chafin (born June 17, 1990) is an American professional baseball pitcher for the Arizona Diamondbacks of Major League Baseball.

Chafin attended Western Reserve High School in Collins, Ohio. He pitched a no-hitter in his final high school game.

Chafin played college baseball at Kent State University. As a freshman in 2009, he was the Mid-American Conference Freshman of the Year after he had a 1.26 earned run average (ERA), eight saves and 55 strikeouts over  35 2⁄₃ innings pitched. In 2010, he underwent Tommy John surgery and missed the 2010 season. He returned in 2011 as a starter and had a 2.02 ERA with 105 strikeouts over 89 innings.

Chafin was drafted by the Arizona Diamondbacks in the first round of the 2011 Major League Baseball draft. He made his professional debut for the Arizona League Diamondbacks, pitching in one game, recording two strikeouts over one inning. Pitching for the Visalia Rawhide in 2012, he recorded a 4.93 ERA with 150 strikeouts over  122 1⁄₃. He started the 2013 season with Visalia and was promoted to the Mobile BayBears during the season. Overall he had a 3.20 ERA and 119 strikeouts over  157 1⁄₃.

Chafin made his Major League debut on August 13, 2014 against the Cleveland Indians at Progressive Field, going 5 innings allowing three hits, two walks, and three strikeouts, earning a no-decision. In his second start and first Major League at-bat on September 17, 2014, for the Arizona Diamondbacks, he hit a single and got an RBI.