Adam LaMarque Jones is an American former professional baseball outfielder. He played in Major League Baseball (MLB) for the Seattle Mariners, Baltimore Orioles and Arizona Diamondbacks and in Nippon Professional Baseball (NPB) for the Orix Buffaloes.

Adam Jones was born in San Diego, California on August 1, 1985, the son of Andrea, who raised Jones and his older brother alone until he was five. Growing up in San Diego, he was a San Diego Padres fan and was a huge fan of Tony Gwynn. Jones excelled at both football and basketball and did not pick up a baseball bat until he was twelve. In 1997 his stepfather, Kenneth, took him to a Padres game after which he started to gain an interest in the sport. He picked up the sport very quickly and went on to star on his high school team. Jones graduated from Morse High School in 2003 after leading his high school team as both a pitcher and a shortstop. During his senior season he batted .406, hit four home runs and batted in 27 runs. On the mound, Jones posted a record of three wins and three losses, while posting a 2.71 ERA. At Morse, Jones was a teammate of future Baltimore Orioles teammate Quintin Berry. Jones initially committed to play college baseball at San Diego State for head coach Tony Gwynn.