Garret Greenfield Bio
Garret Greenfield (born September 20, 1999) is an American former professional football player who played the position of offensive tackle. He is best known for his standout college career with the South Dakota State Jackrabbits, where he helped the program win back-to-back FCS national championships. Greenfield briefly reached the National Football League as an undrafted free agent before retiring from the sport in 2025.
Early Life and Background
Garret Greenfield was born on September 20, 1999, in Sioux Center, Iowa, and grew up in the nearby community of Rock Valley. Standing at six feet six inches tall, he developed into a highly recruited offensive line prospect through years of multi-sport competition at the high school level. His size and athleticism became defining traits from an early age, shaping the trajectory of his football career.
Greenfield attended Rock Valley High School, where he played football, basketball, and baseball. On the gridiron, he lined up on both the offensive line and the defensive line, earning recognition as the team’s most valuable offensive lineman on two occasions. He helped Rock Valley capture a state championship in 2016 and reach the state semifinals in 2017, accomplishments that established him as one of the top small-school linemen in the region.
Following his high school success, Greenfield committed to play college football for the South Dakota State Jackrabbits of the Football Championship Subdivision. His decision to join the program set the stage for one of the most decorated careers in recent Jackrabbits history and provided a clear path to professional football.
Garret Greenfield Career
Early Career (2018–2020)
Garret Greenfield arrived at South Dakota State in 2018 and immediately began his development as an offensive lineman. As a true freshman, he appeared in three games while redshirting, gaining valuable experience while preserving a year of eligibility. The following season, he expanded his role, playing in a total of seven games and continuing to refine his technique at the collegiate level.
In the spring 2021 season, which was postponed from 2020 due to the COVID-19 pandemic, Greenfield started all 10 games for the Jackrabbits. He played a key role in helping South Dakota State reach its first FCS national championship game. His performance during that campaign earned him first-team All-American honors from several selectors and established him as a foundation piece of the offensive line.
South Dakota State Breakthrough (2021–2023)
During the fall 2021 season, Garret Greenfield started all 15 games for the Jackrabbits, primarily lining up at right tackle. His consistency and physicality in pass protection and run blocking became hallmarks of his play, and he continued to earn recognition as one of the top offensive linemen in the subdivision.
In 2022, Greenfield shifted to left tackle and started all 15 games while adding the responsibility of team captain. That season, he was again named a first-team All-American and helped South Dakota State capture its first FCS national championship. His leadership and production anchored an offensive line that powered one of the most successful stretches in program history.
Greenfield returned to South Dakota State for a final college season in 2023 and started all 15 games at left tackle. The Jackrabbits won another national championship, making it back-to-back titles, and Greenfield received another All-American selection to cap his collegiate career. Following the season, he declared for the 2024 NFL draft and earned invitations to both the East–West Shrine Bowl and the NFL Scouting Combine, where he posted the all-time record for the vertical jump among offensive linemen.
Tampa Bay Buccaneers Era (2025)
After going undrafted in the 2024 NFL draft, Garret Greenfield signed with the Seattle Seahawks as an undrafted free agent on May 3, 2024. He was also selected by the DC Defenders in the fourth round of the 2024 UFL draft. Greenfield was released by the Seahawks on August 30 and later signed with the New York Giants practice squad on October 30, 2024, before being released on November 19.
On January 1, 2025, Greenfield signed with the Tampa Bay Buccaneers practice squad and later signed a reserve and future contract with the team on January 14. His time in Tampa Bay marked his final professional stop, as he announced his retirement from professional football on July 24, 2025.
Notable Events and Milestones
Garret Greenfield’s career featured several signature milestones, including back-to-back FCS national championships in 2022 and 2023 and three first-team All-American selections across the 2020, 2022, and 2023 seasons. His record-setting vertical jump among offensive linemen at the NFL Scouting Combine remains one of the most memorable testing performances of his draft cycle. He also represented South Dakota State at the East–West Shrine Bowl, underscoring his standing among the top small-school prospects of his class.
Garret Greenfield Career Wins
Garret Greenfield’s competitive résumé is defined by team championships rather than individual awards, reflecting his role as an offensive lineman. He helped Rock Valley High School win a state title in 2016 and later anchored South Dakota State offensive lines that captured consecutive FCS national championships in 2022 and 2023. Across his professional stops with the Seattle Seahawks, New York Giants, and Tampa Bay Buccaneers, he appeared on practice squads and reserve contracts without recording a regular-season win as a statistical category.
South Dakota State Highlights
During his time with the South Dakota State Jackrabbits, Garret Greenfield started 45 games across the spring 2021, fall 2021, 2022, and 2023 seasons. He helped the program reach its first national championship game in the spring of 2021 before winning national titles in 2022 and 2023. He was also named first-team All-Missouri Valley Football Conference in 2020, 2022, and 2023, underscoring his consistency at the FCS level.
Other Wins and Performances
At the high school level, Garret Greenfield helped Rock Valley win the 2016 state championship and reach the semifinals in 2017. He was twice named the team’s most valuable offensive lineman and earned all-state recognition for his play on both sides of the ball. His professional career included stints with three NFL franchises, contributing on practice squads during the 2024 and 2025 seasons.
Garret Greenfield Family
Personal Life
Garret Greenfield was born and raised in the small community of Rock Valley, Iowa, near Sioux Center, where his family roots remain tied to the region. Limited public information is available about his parents or siblings, as he has kept his family life largely private throughout his athletic career. As of the most recent reporting, Greenfield is not publicly known to be married.
2025 Season Performance
The 2025 calendar year marked the conclusion of Garret Greenfield’s professional football career. After signing a reserve and future contract with the Tampa Bay Buccaneers in January 2025, he remained with the organization through the spring months. His tenure in Tampa Bay represented his longest association with a single NFL franchise following earlier practice squad stints with the Seattle Seahawks and New York Giants in 2024.
On July 24, 2025, Greenfield announced his retirement from professional football, closing the book on a brief but accomplished NFL journey that began as an undrafted free agent in 2024. His retirement came after two FCS national championships and three All-American selections in college, leaving a legacy as one of the most decorated offensive linemen in South Dakota State history.
Looking beyond the playing field, Greenfield’s post-football plans remain undisclosed in public reporting. Given his athletic profile, leadership experience as a college team captain, and record-setting testing numbers, opportunities in coaching, scouting, or strength and conditioning could align with his background. Any future career direction will likely draw on the discipline and team-first mindset that defined his playing days.