Joseph O'Brien

Umpire profile

Joseph O'Brien

No. 41 Heritage 21 Active

Lean, Victorian bias and upset history for 2022-2026.

Upset likelihood

Need 4+

Eligible matches for a stable read

Matches 0

Victorian bias

Need 4+

Bias matches for a stable read

Matches 0 · Free-kick diff —

Significant upsets

0

Only 60%+ favourites with 60+ upset scores count.

2022-2026

Club ladder

All teams ranked by lean

Lean is residual margin versus the closing line. Free-kick diff is context only.

# Club Matches Lean Free-kick diff
1
Adelaide
2
Brisbane Lions
3
Carlton
4
Collingwood
5
Essendon
6
Fremantle
7
GWS
8
Geelong
9
Gold Coast
10
Hawthorn
11
Melbourne
12
North Melbourne
13
Port Adelaide
14
Richmond
15
St Kilda
16
Sydney
17
West Coast
18
Western Bulldogs

Officiated shocks

Top significant upsets

Only 60+ upset scores with a 60%+ favourite are shown, so fewer than five is normal.

No officiated upsets in 2022-2026 cleared the significant-shock threshold.