NHL referee · #2
Jon McIsaac: referee stats
100 regular-season games as a referee since 2017-18, 2 this season. Those games average 6.8 penalties and 5.8 power plays, against 6.2 expected from the teams involved. After shrinkage that is −0.20 a game, inside normal noise (90% range -0.48 to 0.08).
By season
| Season | Games | PP opps/gm | Expected | Penalties/gm | Home PP% |
|---|---|---|---|---|---|
| 2026-27 | 2 | 6.50 | 5.64 | 9.00 | 46% |
| 2025-26 | 75 | 5.19 | 5.98 | 6.27 | 57% |
| 2025-26 playoffs | 4 | 6.50 | 6.46 | 9.25 | 54% |
| 2024-25 | 4 | 7.75 | 6.38 | 7.75 | 52% |
| 2024-25 playoffs | 4 | 5.75 | 5.64 | 5.75 | 52% |
| 2017-18 | 19 | 7.74 | 7.18 | 8.68 | 48% |
Playoff expectations use the playoff league average (no team model). One season of a referee is about 70 games: expect ±0.3 power plays a game of pure noise.
Recent games
| Game | PP opps (away–home) | Penalties | Partner |
|---|---|---|---|
| 2026-10-01 · BUF @ CBJ | 5–3 | 10 | Francis Charron |
| 2026-09-29 · MTL @ TOR | 2–3 | 8 | Francis Charron |
| 2026-04-27 · PHI @ PIT | 2–2 | 9 | Francis Charron |
| 2026-04-23 · CAR @ OTT | 4–5 | 9 | Francis Charron |
| 2026-05-01 · TBL @ MTL | 3–3 | 8 | Francis Charron |
| 2026-04-19 · BOS @ BUF | 3–4 | 11 | Francis Charron |
| 2026-04-15 · TOR @ OTT | 2–3 | 5 | Eric Furlatt |
| 2026-04-13 · DAL @ TOR | 3–2 | 5 | Alex Lepkowski |
| 2026-04-12 · BOS @ CBJ | 0–3 | 3 | Gord Dwyer |
| 2026-04-11 · STL @ CHI | 1–2 | 3 | Kendrick Nicholson |
| 2026-04-09 · PIT @ NJD | 1–1 | 2 | Mike Sullivan |
| 2026-04-06 · SEA @ WPG | 0–3 | 3 | Kendrick Nicholson |
| 2026-04-04 · VGK @ EDM | 2–3 | 5 | Kendrick Nicholson |
| 2026-04-02 · UTA @ SEA | 6–3 | 7 | Thomas John Luxmore |
| 2026-04-01 · ANA @ SJS | 3–2 | 9 | Thomas John Luxmore |
| 2026-03-28 · MTL @ NSH | 2–3 | 8 | Brandon Blandina |
| 2026-03-26 · MIN @ FLA | 1–1 | 2 | Tom Chmielewski |
| 2026-03-24 · MIN @ TBL | 4–4 | 14 | Kelly Sutherland |
| 2026-03-22 · VGK @ DAL | 4–3 | 6 | Chris Lee |
| 2026-03-20 · COL @ CHI | 5–3 | 7 | Morgan MacPhee |
Most frequent partners
FAQ
How many penalties does Jon McIsaac call?
Jon McIsaac's games average 6.8 penalties and 5.8 power-play opportunities (both teams) over 100 regular-season games since 2017-18.
Does Jon McIsaac call more power plays than average?
After adjusting for the teams involved and shrinking for sample size, Jon McIsaac's games had about 0.20 fewer power plays per game than expected (90% range -0.48 to 0.08). The two teams' own tendencies were expected to produce 6.2 a game.
Does Jon McIsaac favour the home team?
54% of the power plays in Jon McIsaac's games went to the home team. League-wide the home team gets about 51–52%, so small differences are normal noise.
See all NHL referees and how they are measured, or tonight's crews on Power Play Tonight.