Jacob Misiorowski Sets Pitcher Speed Record at 105.5 MPH

Milwaukee Brewers pitcher Jacob Misiorowski threw the fastest pitch ever recorded by a starting pitcher in the modern tracking era on Friday night, a 105.5 mph fastball that powered his team to a 6-2 victory over the Chicago Cubs. The 24-year-old right-hander broke his own record and tied for the third-fastest pitch overall since Major League Baseball began tracking velocities in 2008.

Misiorowski reached the historic speed on just his third pitch of the game at American Family Field, firing the ball past Chicago Cubs center fielder Pete Crow-Armstrong, who fouled it off before striking out. The pitch surpassed his previous record of 104.5 mph, set on June 12. It matches the velocity of reliever Ben Joyce in 2024 and trails only two pitches thrown by Aroldis Chapman, who reached 105.8 mph in 2010 and 105.7 mph in 2016.

After the game, Misiorowski downplayed the emphasis on pure speed. "It's cool," he said of the record. "I think I slipped a little bit on that pitch. My front foot slid out from under me." When asked if he believed he could reach 108 mph, he expressed confidence but kept his focus on winning. "I definitely think it's possible. Science says you can hit 108. Someone...