Born and raised in Milbank, South Dakota, DeBoer graduated from Milbank High School.[4][5][6][7] After a redshirt year at Western Washington University, attended the University of Sioux Falls, DeBoer played at wide receiver from 1993 to 1996 for the Sioux Falls Cougars under head coach Bob Young, setting school records for receptions (234), receiving yardage (3,400) and touchdown catches (33) and earned All-American honors.[8][9] DeBoer was a student assistant at Sioux Falls in 1997 after his football playing career ended working with the wide receivers, and he graduated in 1998 with a bachelor's degree in secondary education.[10][7]
Following DeBoer's graduation he signed with the semipro Sioux Falls Falcons alongside his former quarterback at Sioux Falls, Kurtiss Riggs.[11][12] After one season, he signed with the Sioux Falls Cobras of the Indoor Football League (IFL).[13] In his first game with the Cobras he caught two touchdown passes.[14] The team finished his first season with an 8–6 record. In 2001, the team rebranded to the Sioux Falls Storm and moved to the National Indoor Football League (NIFL).[15] In his last season with the team he helped lead them to a 7–7 record and an appearance in the NIFL semifinal.
DeBoer also played baseball at Sioux Falls, hitting .520 with 10 home runs and 34 RBIs in his senior season of 1997.[6] In 1998, he played one season of independent league baseball with the Canton Crocodiles as a left fielder.[3] He also played one season for the Renner Monarchs.[16]
Coaching career
Early coaching career
After graduating from the University of Sioux Falls, DeBoer remained in the city of Sioux Falls, South Dakota as an assistant coach at Washington High School.[4][7] After two years at Washington, DeBoer reunited with Bob Young and returned to his alma mater as offensive coordinator, a position he held from 2000 to 2004.[10] During his tenure as an assistant football coach, he also served as an assistant baseball coach.[17]
Following Young's retirement, Sioux Falls promoted DeBoer to head coach on December 1, 2004.[18] As head coach from 2005 to 2009, DeBoer had a record of 67–3 and won three NAIA national championships in 2006, 2008, and 2009 and a runner-up appearance in 2007.[7] Two of DeBoer's losses at Sioux Falls came at the hands of Mike Van Diest's national title-winning Carroll Fighting Saints squads in 2005 and 2007.
In 2020, DeBoer was hired as the head football coach at Fresno State.[21] In the COVID-19 pandemic shortened season, he led the Bulldogs to a 3–3 record.[22] In the 2021 season, he led Fresno State to a 9–3 regular season record. The season was highlighted with ranked victories over UCLA and San Diego State.[23] The Bulldogs qualified for the New Mexico Bowl, where they defeated UTEP 31–24.[24]
In his first season with Washington, DeBoer led the team to a 10–2 regular season record. The season was highlighted with victories over ranked teams Michigan State, Oregon State, and Oregon.[26] DeBoer was named Pac-12 Coach of the Year for the 2022 season.[27] The Huskies finished the season with a 27–20 win over Texas in the Alamo Bowl, finishing 11–2.[28]
2023
In his second season, Washington finished the regular season 12–0. Washington then defeated Oregon 34–31 in the Pac-12 Championship.[29] DeBoer was named Pac-12 Coach of the Year for the second consecutive season.[30] DeBoer earned numerous accolades for the 2023 season, including Eddie Robinson Coach of the Year,[31] Home Depot Coach of the Year,[32]Sporting News College Football Coach of the Year,[33][34] Walter Camp Coach of the Year,[35] and AP Coach of the Year.[36] DeBoer and the Huskies qualified for the 2023 College Football Playoff as the #2 seed.[37] DeBoer helped lead Washington to a 37–31 victory over Texas in the Sugar Bowl.[38] In the CFP National Championship, DeBoer suffered his only loss of the season to Michigan, 34–13.[39] The Huskies finished the season 14–1.[40]
Alabama
2024
On January 12, 2024, after the retirement of Nick Saban, DeBoer accepted an offer to become the next head coach at the University of Alabama.[41][42] In his first season as Alabama head coach, the Tide started the season ranked fifth in the preseason AP and Coaches Poll.[43] In the season opener, DeBoer picked up his first win as Alabama's head coach against Western Kentucky 63–0.[44] The following week Alabama struggled against South Florida, but pulled away in the 4th quarter winning 42–16.[45] The next week, Alabama traveled to Madison, Wisconsin for the first time since 1928, defeating Wisconsin 42–10.[46][47]
^ abDeBoer was Fresno State's head coach for the regular season before resigning. Lee Marks served as interim head coach for the New Mexico Bowl. The Bulldogs finished the season with an overall record of 10–3.
^Low, Chris (March 6, 2024). "How Alabama moved from Nick Saban to Kalen DeBoer in 49 hours". ESPN. Retrieved March 7, 2024. Through conversations with the principals involved and other industry sources, ESPN retraced that head-spinning week, which ushered in a new era of Alabama football and, in some ways, reshaped the landscape of the entire sport.