Michael Brent Abernathy (born September 23, 1977) is an American former professional baseball infielder.

He played in Major League Baseball (MLB) from 2001 to 2003 for the Tampa Bay Devil Rays and Kansas City Royals, and again in 2005 for the Minnesota Twins.

[1] Abernathy was named to the All-America First Team by the American Baseball Coaches Association and Rawlings.

In 2000, he was traded to the Tampa Bay Devil Rays for pitchers Steve Trachsel and Mark Guthrie.

Abernathy was one of two Tampa Bay Devil Rays players to reach base against the Boston Red Sox on April 27, 2002, on a walk, but then was thrown out at second after Russ Johnson hit into a fielder's choice.