Iowa Hawkeyes

How the Hawkeyes play under each referee

Every Hawkeyes game grouped by individual referee. Over this sample the Hawkeyes are 127-77 (62.3%); each ref win rate below is compared to that team average.

Updated Aug 22, 2026, 9:10 p.m.·2020-2026 (2020-11-25 – 2026-03-28)

Hawkeyes record: 127-77 (62.3%)

Officials with enough games overlap across crews; combined team-official games (414) exceed 204 unique team matches. Table lists refs with 8+ games.

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Steve McJunkins
+26.6 pts vs team-5.3
Edwin Young
+23.4 pts vs team-1.8
Donnie Eppley
+17.7 pts vs team-3.9
Kelly Pfeifer
+16.9 pts vs team-2.4
Rob Kueneman
+16.3 pts vs team-3.4
Chris Beaver
+15.5 pts vs team-3.2
Bill Ek
+12.7 pts vs team-1.7
Bo Boroski
+9.1 pts vs team-3.0
Lewis Garrison
+7.7 pts vs team-1.2
Brooks Wells
+4.4 pts vs team-2.4
Tim Comer
+4.4 pts vs team-2.0
Kipp Kissinger
+4.4 pts vs team-0.8
D.J. Carstensen
+3.4 pts vs team-2.7
Robert Riley
+2.7 pts vs team-1.2
Courtney Green
+0.9 pts vs team-1.5
Doug Sirmons
-5.2 pts vs team-0.6
Earl Walton
-9.7 pts vs team+1.3
Larry Scirotto
-10.6 pts vs team-1.0
Paul Szelc
-12.3 pts vs team+0.3
Brian Dorsey
-12.3 pts vs team-0.7
Jeffrey Anderson
-12.3 pts vs team+0.8
Michael Irving
-12.3 pts vs team+0.0
Keith Kimble
-29.0 pts vs team+0.3
James Breeding
-29.0 pts vs team+1.4

Tight-game proxy

How Iowa Hawkeyes compares in tight final-margin games vs the full sample. Based on official box scores, not last-two-minute reports.

Close games (≤5 pt margin)

41 of 204 games match this window

Avg combined points
Tight-game avg
148.5
Season avg
154.9
Pressure impact
-6.4
Avg fouls
Tight-game avg
34.2
Season avg
33.6
Pressure impact
+0.6
Over rate
Tight-game avg
56.1%
Season avg
68.6%
Pressure impact
-12.5 pp

Over benchmark: 145.3 combined points · Seasons: 2020-21, 2021-22, 2022-23, 2023-24, 2024-25, 2025-26 · 204 total games in sample

Pregame toss-ups (spread ≤5.5)

What am I looking at?

Individual refs: stats for one official across all Hawkeyes games they worked, even with different partners.
Team baseline: the Hawkeyes went 127-77 (62.3%) across this sample. Ref win rates show how they compare to that team average.
Whistle differential: who gets called more. A positive number means opponents are whistled more often than the Hawkeyes.

Scores, fouls, and referee crews from ESPN (9885 games across 80 tracked programs, 6047 with sportsbook totals). Coverage: 2020-21, 2021-22, 2022-23, 2023-24, 2024-25, 2025-26. Matrix: 4078/8349 ref×team pairs with 3+ games. 69 games skipped (no officials listed). 0 games skipped (outside live conference gate). Ref game counts rebuilt from DISTINCT game_id in game logs.