Brad Underwood — NCAA Tournament Record
10–7
58.8%
win rate
+4.9
avg margin
17
games
Games (17)
| # | Date | Season | School | Seed | Opponent | Opp. Conf. | Loc | W/L | Score | Type | Round | Arena |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2017-03-17 | 2016–17 | #10 seed Oklahoma State | #10 | #7 seed Michigan | B10 | Neutral | L | 91–92 | NCAA | Rd of 64 | Gainbridge Fieldhouse |
| 2 | 2021-03-19 | 2020–21 | #1 seed Illinois | #1 | #16 seed Drexel | Colonial | Neutral | W | 78–49 | NCAA | Rd of 64 | Corteva Coliseum |
| 3 | 2021-03-21 | 2020–21 | #1 seed Illinois | #1 | #8 seed Loyola (IL) | Missouri Valley | Neutral | L | 58–71 | NCAA | Rd of 32 | Gainbridge Fieldhouse |
| 4 | 2022-03-18 | 2021–22 | #4 seed Illinois | #4 | #13 seed Chattanooga | SoCon | Neutral | W | 54–53 | NCAA | Rd of 64 | PPG Paints Arena |
| 5 | 2022-03-20 | 2021–22 | #4 seed Illinois | #4 | #5 seed Houston | AAC | Neutral | L | 53–68 | NCAA | Rd of 32 | PPG Paints Arena |
| 6 | 2023-03-16 | 2022–23 | #9 seed Illinois | #9 | #8 seed Arkansas | SEC | Neutral | L | 63–73 | NCAA | Rd of 64 | Wells Fargo Arena |
| 7 | 2024-03-21 | 2023–24 | #3 seed Illinois | #3 | #14 seed Morehead State | OVC | Neutral | W | 85–69 | NCAA | Rd of 64 | CHI Health Center Omaha |
| 8 | 2024-03-23 | 2023–24 | #3 seed Illinois | #3 | #11 seed Duquesne | A10 | Neutral | W | 89–63 | NCAA | Rd of 32 | CHI Health Center Omaha |
| 9 | 2024-03-28 | 2023–24 | #3 seed Illinois | #3 | #2 seed Iowa State | B12 | Neutral | W | 72–69 | NCAA | Sweet 16 | TD Garden |
| 10 | 2024-03-30 | 2023–24 | #3 seed Illinois | #3 | #1 seed Connecticut | Big East | Neutral | L | 52–77 | NCAA | Elite 8 | TD Garden |
| 11 | 2025-03-21 | 2024–25 | #6 seed Illinois | #6 | #11 seed Xavier | Big East | Neutral | W | 86–73 | NCAA | Rd of 64 | Fiserv Forum |
| 12 | 2025-03-23 | 2024–25 | #6 seed Illinois | #6 | #3 seed Kentucky | SEC | Neutral | L | 75–84 | NCAA | Rd of 32 | Fiserv Forum |
| 13 | 2026-03-19 | 2025–26 | #3 seed Illinois | #3 | #14 seed Pennsylvania | Ivy | Neutral | W | 105–70 | NCAA | Rd of 64 | Bon Secours Wellness Arena |
| 14 | 2026-03-21 | 2025–26 | #3 seed Illinois | #3 | #11 seed Virginia Commonwealth | A10 | Neutral | W | 76–55 | NCAA | Rd of 32 | Bon Secours Wellness Arena |
| 15 | 2026-03-26 | 2025–26 | #3 seed Illinois | #3 | #2 seed Houston | B12 | Neutral | W | 65–55 | NCAA | Sweet 16 | Toyota Center |
| 16 | 2026-03-28 | 2025–26 | #3 seed Illinois | #3 | #9 seed Iowa | B10 | Neutral | W | 71–59 | NCAA | Elite 8 | Toyota Center |
| 17 | 2026-04-04 | 2025–26 | #3 seed Illinois | #3 | #2 seed Connecticut | Big East | Neutral | L | 62–71 | NCAA | Final Four | Lucas Oil Stadium |