The single season strikeout record is held by Mark Reynolds who struck out a staggering 223 times in 2009. Only 21 different seasons have seen a player strikeout at least 200 times. This includes ...

The designated hitter is on pace for 486 strikeouts this year. The MLB record in the modern era for the most K's in a season is 223 by Mark Reynolds Devers has now struck out at least three times ...