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Jersey Number 15
Pierce Clarkson
- Position:
- Quarterback
- Height:
- 6-1
- Weight:
- 195
- Class:
- Redshirt Sophomore
- Hometown:
- Bellflower, Calif.
- Previous School:
- St. John Bosco HS / Ole Miss
Career Summary
Clarkson has played in three games across three seasons at UCLA (2025) and Louisville (2023-24), with all appearances coming for the Cardinals … totaled 18 yards on 4-for-6 passing and nine rushing yards on five attempts over the two seasons … prior to signing at UCLA, Clarkson spent Spring 2025 at Ole Miss.
2025
Did not see game action in his first season at UCLA … arrived at UCLA after spending Spring 2025 at Ole Miss.
2024 (Louisville)
Played two games in a backup role … completed 3-for-4 passes for 11 yards in a 62-0 season-opening win over Austin Peay (Aug. 31) … rushed three times under center for 14 yards in a 41-14 win at Kentucky (Nov. 30).
2023 (Louisville)
Made his collegiate debut in the second half versus Murray State (Feb. 7) … completed 1-of-2 passes for seven yards in a 56-0 win over the Racers.
High School
Prepped at St. John Bosco High School (Bellflower, Calif.) … consensus four-star prospect by 247Sports, ESPN and Rivals … ranked as the No. 25 quarterback in the nation and No. 31 recruit in California by 247Sports … tabbed as the No. 15 quarterback and No. 28 overall in the state by ESPN … ranked as the No. 26 quarterback in the country and No. 31 overall recruit from California by Rivals … played in the 2023 All-American Bowl … finished his varsity career at St. John Bosco with 3,319 passing yards on 181-of-290 passing and 42 touchdowns … rushed for 676 yards and nine scores in his career … passed for 1,903 yards and 26 touchdowns on 110-of-172 passing his senior year … led St. John Bosco to a 12-1 record and the CIF SS Division I championship as a senior … his team was ranked No. 1 in the nation … threw for 1,416 yards and 16 touchdowns as a junior … added 38 carries for 254 yards and four touchdowns on the ground.
Personal
Born Pierce Micah Clarkson … son to Lisa and Steve Clarkson … has three brothers, Wes, Steve and Anton … hobbies include pickleball … sociology major.
Clarkson has played in three games across three seasons at UCLA (2025) and Louisville (2023-24), with all appearances coming for the Cardinals … totaled 18 yards on 4-for-6 passing and nine rushing yards on five attempts over the two seasons … prior to signing at UCLA, Clarkson spent Spring 2025 at Ole Miss.
2025
Did not see game action in his first season at UCLA … arrived at UCLA after spending Spring 2025 at Ole Miss.
2024 (Louisville)
Played two games in a backup role … completed 3-for-4 passes for 11 yards in a 62-0 season-opening win over Austin Peay (Aug. 31) … rushed three times under center for 14 yards in a 41-14 win at Kentucky (Nov. 30).
2023 (Louisville)
Made his collegiate debut in the second half versus Murray State (Feb. 7) … completed 1-of-2 passes for seven yards in a 56-0 win over the Racers.
High School
Prepped at St. John Bosco High School (Bellflower, Calif.) … consensus four-star prospect by 247Sports, ESPN and Rivals … ranked as the No. 25 quarterback in the nation and No. 31 recruit in California by 247Sports … tabbed as the No. 15 quarterback and No. 28 overall in the state by ESPN … ranked as the No. 26 quarterback in the country and No. 31 overall recruit from California by Rivals … played in the 2023 All-American Bowl … finished his varsity career at St. John Bosco with 3,319 passing yards on 181-of-290 passing and 42 touchdowns … rushed for 676 yards and nine scores in his career … passed for 1,903 yards and 26 touchdowns on 110-of-172 passing his senior year … led St. John Bosco to a 12-1 record and the CIF SS Division I championship as a senior … his team was ranked No. 1 in the nation … threw for 1,416 yards and 16 touchdowns as a junior … added 38 carries for 254 yards and four touchdowns on the ground.
Personal
Born Pierce Micah Clarkson … son to Lisa and Steve Clarkson … has three brothers, Wes, Steve and Anton … hobbies include pickleball … sociology major.
The First 48 Hours - Head Coach Bob Chesney Welcomed at UCLA
Friday, December 12
Bruin Insider Show - Bob Chesney (Dec. 10, 2025)
Wednesday, December 10
Cinematic Recap - UCLA Introduces Head Coach Bob Chesney (Dec. 9, 2025)
Tuesday, December 09
Bob Chesney Introductory Press Conference (Dec. 9, 2025)
Tuesday, December 09
