Dean grew up in Hampton, Georgia, and attended Dutchtown High School. In his high school career he had 45 tackles, one going for a loss, four interceptions, ten pass deflections, and a fumble recovery. On offense he added two receptions for 28 yards.[1] On December 20, 2017, Dean committed to play college football at the University of Florida, over other schools such as Alabama, and Kentucky.[2][3]
College career
Dean played for five years at Florida and tallied 255 tackles, 13.5 going for loss, four.5 sacks, four interceptions, 18 pass deflections, three fumble recoveries, and a forced fumble.[4] Dean had a stellar freshman year putting up 26 tackles, 0.5 going for a loss, an interception, and five pass deflections.[5] For his performance on the year he was named to the SEC-All Freshman-Team.[6][7] Dean's best season came in 2021 where he put up 88 tackles, four going for a loss, a sack, an interception, and eight pass deflections.[8] After the conclusion of the 2022 season, Dean was invited to compete in the 2023 East-West Shrine Bowl.[9] Dean was named the Shrine Bowl defensive MVP after picking off a pass and returning it for 16 yards.[10]
After not being selected in the 2023 NFL draft, Dean signed with the New York Jets as an undrafted free agent.[13][14] He was waived on August 29, 2023, and re-signed to the practice squad.[15][16] He was not signed to a reserve/future contract after the season and thus became a free agent upon the expiration of his practice squad contract.[17]
Kansas City Chiefs
On January 17, 2024, Dean was signed to the Kansas City Chiefs practice squad. Dean won his first Super Bowl when the Chiefs defeated the San Francisco 49ers in Super Bowl LVIII.[18] On February 14, Dean signed a reserve/futures contract with Kansas City.[19] He was waived on July 22.