The Top 16 Major League Baseball career strikeout leaders ( through September 10 , 2012 ) : # Reggie Jackson – 2,597 # Jim Thome – 2,534 ( 47 ) # Sammy Sosa – 2,306 # Alex Rodriguez – 2,006 ( 90 ) # Andrés Galarraga – 2,003 # Adam Dunn - 2,003 ( 194 )
On September 10 , 2012 , Alex Rodriguez had less than 2,008 strikeouts and was placed at less than number 95 on the career strikeout list .