Jabari Parker was born March 15,1995 in Chicago, Illinois. He is the son of former NBA player Sonny Parker. Parker attended Robert A. Black Magnet Elementary. Parker attended Simeon High School and has two older sisters who attended Simeon High School also. His freshman year he was the first freshman to start for Simeon ever. The team won the state championship game and he was named ESPN HS 2010 freshman of the year. His sophomore year he also lead his team to a state championship and was named ESPN HS 2011 sophomore of the year. His junior year they also won the state championship game and on April 12, he was announced as the winner of the national boys’ basketball Gatorade Player of the Year, also the ESPN HS National Junior of the Year. His senior year they won the state championship game and on March 21, Parker was named the Gatorade Illinois Boys Basketball Player of the Year, and on March 25, he repeated as Illinois Mr. Basketball. On April 9, he earned another National Player of the Year recognition, this time by MaxPreps.com. On April 17, he was a first team All-USA selection by USA Today, and on May 18, he was named a 2013 Parade All-American.