John Delbert Barnes (born April 24, 1976) is an American former professional baseball outfielder.

Barnes is a graduate of Granite Hills High School and attended Grossmont College in El Cajon, California Barnes was selected in the fourth round of the 1996 Major League Baseball draft by the Boston Red Sox.

In 1998, he was traded, along with Joe Thomas and Matt Kinney, to the Minnesota Twins for Greg Swindell and Orlando Merced.

[1] The performance earned him his first promotion to the major leagues, where he batted .351 with an .874 OPS in limited action for the Twins.

His numbers in Triple-A tailed off in 2001, and after a meager .048 average in 23 plate appearances with the 2001 Twins, he was placed on waivers and claimed by the Colorado Rockies.