Jaylen Johnson (born August 7, 1996) is an American professional basketball player for the Windy City Bulls of the NBA G League. He became an affiliate, after signing with the Chicago Bulls and getting waived after preseason. He played college basketball for the University of Louisville.
High school career
- Produced a triple double of 20 points, 10 rebounds, and 11 assists in the Class A district title game. He grabbed double-digit rebounds in 11 games as a senior.
- A finalist for the Hal Schram Mr. Basketball award in Michigan, Johnson was a first team all-state selection and was the Ann Arbor News Washtenaw County Player of the Year. He was ranked No. 55 nationally by 247Sports.com, 56th by Rivals.com, 62nd by Scout.com and was among the nation’s top 25 power forwards by ESPN.
- Averaged 13.8 points and 8.5 rebounds as a junior in helping Ypsilanti to a 20-5 record and the school’s first regional championship since 1981. He averaged 19.7 points and 15.3 rebounds in three district games before Ypsilanti reached the state quarterfinals, where Johnson totaled 15 points and 12 boards. He was a first-team all-county selection as a junior.
In 2013, he attended the Lebron James Skills Academy  and Adidas Super 64.  Johnson attended the Pangos All-American Camp in 2014 and was awarded the Mario Ellie Award  and was also named to the "Cream of the Crop" Top 30. 
- Produced a double-double for the winning White team in the 2014 Kentucky Derby Festival Basketball Classic all-star game, totaling 14 points, 10 rebounds and two assists.
- Played quarterback early in his prep career.
He joined the Louisville Cardinals men's basketball team for the 2014-15 season. During his three-year tenure with the Cards, Johnson made a total of 88 appearances, starting in 22 games his sophomore season  and in 26 as a junior.  Johnson averaged 5.2 points and 3.8 rebounds a contest during his Louisville career.  His best season came as a junior (2016–17) when he scored 8.0 points a game, while scooping up 5.8 rebounds in 20.5 minutes per game.  His per 40 minutes numbers were 15.6 points and 11.3 rebounds.  Johnson finished 7th in the ACC  and 102nd nationally  in offensive rebounds per game.
His mother Janetta played basketball at the University of Wisconsin, is the first women to lead in the nation in blocked shots, men and women at the same time during her tenure at Wisconsin,  she still holds the single-season record for blocked shots at Wisconsin. With 130 Blocks in one season. She also spent four years playing professionally in Portugal.