SIUE

Career Best
Indoor
5000m: 15:52.30 (2/24/26)
3000m: 9:05.36 (2/6/26)


2026 Indoor: Started the season placing third in the 5000m (16:03.24) at the Dr. Rick McGuire Invite (Jan. 30-31)... Jack ran a PR 3000m at the Missouri Invite (Feb. 6) with a time of 9:05.36, placing 15th... He also had a PR 5000m (15:52.30) during the OVC Championship (Feb. 24-25) good for 15th. 

2025 Outdoor: Did not compete

2025 Indoor: Did not compete

Prior to  SIUE: State track medalist twice in indoor competition and once at outdoor meet at Pleasant Plains High School ... Placed 46th at state championships as a senior and 83rd as a sophomore ... Set school record in 4x800 relay and freshman/sophomore 3,200 ... Back-to-back 3,200-meter county champion ... Academic All-Conference ... Parents are Michael and Erin Willenborg ... Mother previously competed for Loyola track and field.