Garrett Mock debuted on June 8, 2008, playing for the Washington Nationals at Nationals Park; he played his final game on April 9, 2010, playing for the Washington Nationals at Nationals Park.
Garrett Atkins debuted on August 3, 2003 and played his final game on June 25, 2010.
NBA player Garrett Temple played for LSU.
NFL player Garrett Graham played for Wisconsin.
NBA player Diante Garrett played for Iowa State.
NFL player Garrett Gilkey played for Chadron State.
NFL player Garrett McIntyre played for Fresno State.
NFL player Garrett Celek played for Michigan State.
Greg Garrett debuted on April 24, 1970, playing for the California Angels at Anaheim Stadium; he played his final game on April 18, 1971, playing for the Cincinnati Reds at Riverfront Stadium.
Garrett Atkins debuted on August 3, 2003, playing for the Colorado Rockies at Coors Field; he played his final game on June 25, 2010, playing for the Baltimore Orioles at Oriole Park at Camden Yards.
Adrian Garrett debuted on April 13, 1966, playing for the Atlanta Braves at Atlanta-Fulton County Stadium; he played his final game on July 11, 1976, playing for the California Angels at Anaheim Stadium.
Wayne Garrett debuted on April 12, 1969, playing for the New York Mets at Shea Stadium; he played his final game on September 26, 1978, playing for the St. Louis Cardinals at Busch Stadium II.
Garrett Olson debuted on July 4, 2007, playing for the Baltimore Orioles at Oriole Park at Camden Yards; he played his final game on August 8, 2012, playing for the New York Mets at Citi Field.