University of Colorado Athletics
2026-27 Men's Golf Roster
Casey Kosney
- Height:
- 5-11
- Weight:
- 155
- Class:
- Sophomore
- Hometown:
- Roebuck, S.C.
- High School:
- Dorman
Career Statistics
College—2025-26 (Fr.): Saw action in four tournaments – three in the fall and all as an individual – with a stroke average for 10 rounds of 73.30 … His best effort came in CU’s Mark-Simpson Invitational, where he tied for 35th with a 4-under par 212 scorecard (which included a 4-under 68 in the second round, also his best 18 holes for the season); his 15 pars in the third round tied for the second-most in any round by a Buff over the course of the season (with his season-high in a tourney with 36) … He tied for 57th (out of 91) in his first collegiate tournament, Colorado State’s Ram Masters Invitational (75-75-73—223, +13) … Started in Colorado Mines’ Bob Writz Invitational but withdrew after one round due to illness … In the spring, he tied for 52nd in the Wyoming Desert Intercollegiate, recording three straight 73’s for a 3-over 219 … Avoided big numbers for the most part (just six double bogeys in 180 holes, with a 76.7 par/subpar percentage).
High School— A first-team All-State team member as a senior at Dorman High School in Roebuck, S.C., leading his team to a runner-up finish in the 2025 state championship … He tied for medalist honors after 36 holes (with an even-par 71-73—144 effort), but lost on the second playoff hole for the trophy … He led the Cavaliers to the Spartanburg County High School team championship, earning medalist honors with a 4-under 68 scorecard; Dorman bested defending champion Spartanburg by one shot (299-300) … He earned All-Region honors for Dorman as both as sophomore and junior; his stroke average was 71.1 his junior season and an even 72 as a sophomore … As a freshman at Sheldon High School in Sacramento, Calif., he earned player of the year honors in the Delta League (as determined by scores throughout the season and placements in tournaments) … He won the Bartley Cavanaugh GC Junior with a 1-under 70 (one of several top five First Tee finishes), and tied for fourth in the State Fair Junior (73, +1) at the Haggans Oaks Golf Complex. His career best score – a 9-under 63 – he recorded in the 2020 Peggy Dodds Sacramento Junior, also at Haggans Oaks; he rallied to win the event with a 74-63—137 (-7) effort as a 13-year old.
Other—2026: Tied for second in the Sacramento City Amateur (67-71—138, -6), one back of the lead Tied for fifth in the 11th Annual Carolinian Amateur with a 3-under 213 scorecard (73-72-68) in Buies Creek, N.C. … Tied for eighth in the Sonoran Amateur to open the year in Scottsdale (69-69-71—209, -7) … Tied for 13th in the Carolinas Open (66-69-74—209, -7). 2024: He won Henry Transou Memorial in Gaffney, S.C., by three strokes (69-71—140; -4) and also the Cheraw (S.C.) Fall Challenge by two shots (69-69—138, -6) … He was member of the Watson Cup team (South Carolina vs. Scotland) that won the competition modeled after the Walker and Ryder cups; the juniors from South Carolina won, 32-16 … He won the Morgan Lucas Championship, rallying from 11 strokes down after the first round with a 7-under par 65 to claim medalist honors in the event at Greenville (S.C.) Country Club; he shaved 17 strokes off his first round score (82) to win with a 3-over 147 … He tied for fourth in the Palmetto High School Championship (with an 8-under 67-69-70—206 scorecard); he led Dorman to a 16th place team finish in a field 48 teams from around the country. 2023: He played in two AJGA events, tying for 11th in the Greenwood Junior Championship (69-76-72—217, +1) and tying for 26th in the Colorado Junior (77-81-72—230). 2020: As a 13-year old, he won the Peggy Dodds Sacramento Junior at Haggans Oaks; he rallied to win the event with a seven-under par 74-63—137). 2016: Just 9-years old, he placed fifth in the Sacramento City Junior Championship (42-47—89).
Best Career Round in Competition—63 (-9), second round, Peggy Dodds Sacramento Junior at Haggans Oaks Golf Complex, July 9, 2020.
Academics—He is majoring in Communication as well as seeking a minor in Business.
Personal—He was born March 22, 2007 in Elk Grove, Calif. … Hobbies include playing pickleball … Father (Erik) is a professional water skier who lettered in the sport at the University of Washington; an older sister (Rylie) is a senior on the golf team at South Carolina-Upstate … His family moved from Northern California to South Carolina prior to his sophomore year in high school; he had been on a club soccer team for six years in Sacramento … He is the first player from a state of South Carolina high school to play for the Buffaloes … He committed to CU in June after his junior year.
College—2025-26 (Fr.): Saw action in four tournaments – three in the fall and all as an individual – with a stroke average for 10 rounds of 73.30 … His best effort came in CU’s Mark-Simpson Invitational, where he tied for 35th with a 4-under par 212 scorecard (which included a 4-under 68 in the second round, also his best 18 holes for the season); his 15 pars in the third round tied for the second-most in any round by a Buff over the course of the season (with his season-high in a tourney with 36) … He tied for 57th (out of 91) in his first collegiate tournament, Colorado State’s Ram Masters Invitational (75-75-73—223, +13) … Started in Colorado Mines’ Bob Writz Invitational but withdrew after one round due to illness … In the spring, he tied for 52nd in the Wyoming Desert Intercollegiate, recording three straight 73’s for a 3-over 219 … Avoided big numbers for the most part (just six double bogeys in 180 holes, with a 76.7 par/subpar percentage).
High School— A first-team All-State team member as a senior at Dorman High School in Roebuck, S.C., leading his team to a runner-up finish in the 2025 state championship … He tied for medalist honors after 36 holes (with an even-par 71-73—144 effort), but lost on the second playoff hole for the trophy … He led the Cavaliers to the Spartanburg County High School team championship, earning medalist honors with a 4-under 68 scorecard; Dorman bested defending champion Spartanburg by one shot (299-300) … He earned All-Region honors for Dorman as both as sophomore and junior; his stroke average was 71.1 his junior season and an even 72 as a sophomore … As a freshman at Sheldon High School in Sacramento, Calif., he earned player of the year honors in the Delta League (as determined by scores throughout the season and placements in tournaments) … He won the Bartley Cavanaugh GC Junior with a 1-under 70 (one of several top five First Tee finishes), and tied for fourth in the State Fair Junior (73, +1) at the Haggans Oaks Golf Complex. His career best score – a 9-under 63 – he recorded in the 2020 Peggy Dodds Sacramento Junior, also at Haggans Oaks; he rallied to win the event with a 74-63—137 (-7) effort as a 13-year old.
Other—2026: Tied for second in the Sacramento City Amateur (67-71—138, -6), one back of the lead Tied for fifth in the 11th Annual Carolinian Amateur with a 3-under 213 scorecard (73-72-68) in Buies Creek, N.C. … Tied for eighth in the Sonoran Amateur to open the year in Scottsdale (69-69-71—209, -7) … Tied for 13th in the Carolinas Open (66-69-74—209, -7). 2024: He won Henry Transou Memorial in Gaffney, S.C., by three strokes (69-71—140; -4) and also the Cheraw (S.C.) Fall Challenge by two shots (69-69—138, -6) … He was member of the Watson Cup team (South Carolina vs. Scotland) that won the competition modeled after the Walker and Ryder cups; the juniors from South Carolina won, 32-16 … He won the Morgan Lucas Championship, rallying from 11 strokes down after the first round with a 7-under par 65 to claim medalist honors in the event at Greenville (S.C.) Country Club; he shaved 17 strokes off his first round score (82) to win with a 3-over 147 … He tied for fourth in the Palmetto High School Championship (with an 8-under 67-69-70—206 scorecard); he led Dorman to a 16th place team finish in a field 48 teams from around the country. 2023: He played in two AJGA events, tying for 11th in the Greenwood Junior Championship (69-76-72—217, +1) and tying for 26th in the Colorado Junior (77-81-72—230). 2020: As a 13-year old, he won the Peggy Dodds Sacramento Junior at Haggans Oaks; he rallied to win the event with a seven-under par 74-63—137). 2016: Just 9-years old, he placed fifth in the Sacramento City Junior Championship (42-47—89).
Best Career Round in Competition—63 (-9), second round, Peggy Dodds Sacramento Junior at Haggans Oaks Golf Complex, July 9, 2020.
Academics—He is majoring in Communication as well as seeking a minor in Business.
Personal—He was born March 22, 2007 in Elk Grove, Calif. … Hobbies include playing pickleball … Father (Erik) is a professional water skier who lettered in the sport at the University of Washington; an older sister (Rylie) is a senior on the golf team at South Carolina-Upstate … His family moved from Northern California to South Carolina prior to his sophomore year in high school; he had been on a club soccer team for six years in Sacramento … He is the first player from a state of South Carolina high school to play for the Buffaloes … He committed to CU in June after his junior year.
Thursday, March 26
Tuesday, August 12
Tuesday, February 06
Tuesday, February 06