Under Jim Leonhard (2017-2022), Wisconsin's defense was consistently elite, ranking in the
Top 5 nationally in total defense four times, including #1 in 2021, and consistently top-tier in scoring defense and rushing defense, often leading the Power-5 in key metrics like third-down efficiency and yards per game allowed. His tenure saw a dominant run, with the defense ranking first in total yards allowed (284.8 ypg) and pass efficiency defense (110.5) over his five seasons.
Annual Total Defense Rankings (AP)
- 2017: 1st
- 2018: 41st
- 2019: 8th
- 2020: 5th
- 2021: 1st
- 2022: Strong start, ranking top 10 (e.g., 11th through early season)
Key Metrics (2017-2022)
- Scoring Defense: 3rd nationally (17.3 PPG)
- Total Defense: 1st nationally (284.8 YPG)
- Pass Efficiency Defense: 1st nationally (110.5)
- Rushing Defense: 3rd nationally (103.4 YPG)
- 3rd Down Conversion Pct: 1st (30.5%)
- Takeaways: Tied for 4th most among Power-5 teams
Overall Impact
Leonhard built one of college football's most feared defenses, known for stopping the run, forcing turnovers, and dominating on third downs, establishing Wisconsin as a perennial defensive powerhouse.