JaJuan Johnson (born February 8, 1989) is an American professional basketball power forward with the Boston Celtics of the National Basketball Association (NBA). He played collegiate basketball at Purdue University. During his sophomore season, he was named a First-Team All-Big Ten selection. As a junior, he was named a Second-Team All-Big Ten selection. As a senior, a Consensus-All American as well as the Big Ten Player of the Year and Big Ten Defensive Player of the Year.

Born in Indianapolis, Indiana, Johnson attended Franklin Central High School in that city, where he played for head coach Mark James. Tall for his age, Johnson played on the B-team in the 7th and 8th grade. He finished his senior year averaging 20.6 points and 9.1 rebounds a game for the Flashes. Johnson was named to the Indiana All-Star Team with future NBA players, Eric Gordon and Jeff Teague.

The 6'10", 215 lb forward/center committed to the Purdue University Boilermakers to play under head coach Matt Painter as part of a top five recruiting class, along with Robbie Hummel, E'Twaun Moore and Scott Martin. He averaged 5.4 points and 3.1 rebounds a game, while starting in 17 of the 34 games in which he appeared in during his freshman season. He helped the Boilermakers to a second straight NCAA Tournament appearance, including a game against Baylor in the first round, where he scored 10 points, grabbed 8 rebounds and blocked 2 shots in 20 minutes.

E'Twaun Donte Moore (born February 25, 1989) is an American professional basketball player with the Boston Celtics of the National Basketball Association. Moore was drafted by the Celtics in the 2011 NBA Draft after playing college basketball at Purdue University, located in West Lafayette, Indiana. In high school, he led East Chicago's Central High School to a state championship.

He was a Second-Team All-Big Ten selection as both a freshman and a sophomore and a First-Team All-Big Ten selection as a junior and a senior for Purdue Boilermakers men's basketball. He was a two-time Academic All-Big Ten selection, as well as a Second-Team Academic All-American selection at the conclusion of the 2009–10 Big Ten Conference regular season. As a junior, as well, he was named a Yahoo! Sports Third-Team All-American and an AP Honorable Mention All-American. He repeated as an AP honorable mention selection and was named NABC Third Team-All America as a senior.

Born in East Chicago, Indiana, Moore attended Central High School where he played basketball. He averaged 21.2 points, 5.5 rebounds and 3.3 assists a game his Senior year. That same season, along with 6'11" teammate Ángel García, he led his team to the 2007 4A State Championship by scoring 28 points against Indianapolis North Central High School, which starred 2007 Indiana Mr. Basketball and current NBA player, Eric Gordon. Moore earned the tournament's Trester Award. Moore was named to the Indiana All-Star Team.