Adam Brett Walker III (born October 17, 1991) is an American professional baseball outfielder in the Minnesota Twins organization.
Walker played college baseball at Jacksonville University from 2010 to 2012. During his career he hit .359/.441/.635 with 41 home runs and 174 runs batted in. In 2011, he was named the A-Sun Player of the Year
He was drafted by the Minnesota Twins in the third round of the 2012 Major League Baseball Draft. He made his debut with the Elizabethton Twins, hitting .250/.310/.496 with 14 home runs in 232 at-bats over 58 games. In 2013, he played for the Cedar Rapids Kernals. He finished the year hitting .278/.319/.526 with 27 home runs and 109 runs batted in over 508 at-bats in 129 games. He was the first minor league baseball player to reach 100 RBI's in 2013. He won the George M. Trautman Award as Topps Midwest League Player of the Year.
His father, Adam Walker, played in the National Football League for the Minnesota Vikings.