Joel Clamp

Umpire profile

Joel Clamp

No. 30 Active Last officiated 23 Aug 2026

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

Upset likelihood

30.8%

Eligible underdog win rate

Matches 13 · Baseline 28.3% · +2.5 pts

Victorian bias

+2.5 pts

Victorian side vs non-Victorian opponent

Matches 6 · low confidence · Free-kick diff -0.5

Significant upsets

3

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
GWS
2 +10.8 pts -0.5
2
St Kilda
1 +6.5 pts +5.0
3
Sydney
1 +5.1 pts +5.0
4
Richmond
5 +4.2 pts -1.0
5
Melbourne
2 +4.0 pts +5.0
6
North Melbourne
2 +1.1 pts -2.5
7
Essendon
2 +1.0 pts +1.0
8
Gold Coast
2 +0.3 pts -3.5
9
Carlton
1 -3.3 pts +0.0
10
Adelaide
1 -5.4 pts +9.0
11
Brisbane Lions
2 -6.7 pts +4.5
12
West Coast
3 -7.2 pts -3.3
13
Port Adelaide
2 -10.6 pts -6.0
14
Collingwood
15
Fremantle
16
Geelong
17
Hawthorn
18
Western Bulldogs

Officiated shocks

Top significant upsets

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

GWS 26.10 166 def. Brisbane Lions 13.10 88 78

Round 11 · 24 May 2026 · ENGIE Stadium

2.71 odds · 68% favourite · 78-pt win · 14.5-pt dog

North Melbourne 17.11 113 def. Port Adelaide 9.13 67 73

Round 1 · 15 Mar 2026 · Marvel Stadium

2.43 odds · 64% favourite · 46-pt win · 10.5-pt dog

Sydney 17.21 123 def. North Melbourne 10.10 70 73

Round 24 · 23 Aug 2026 · SCG

2.23 odds · 60% favourite · 53-pt win · 6.5-pt dog