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🧑⚖️ Referee Profile
P Tierney
421 matches officiated across 114 teams
* Note: Detailed card statistics for matches before 2005 may be incomplete.
421
Matches
3.2
🟨 / Game
114
Teams
Our comprehensive analysis of P Tierney's officiating record examines 114 teams across 421 matches, revealing fascinating patterns in how this referee impacts different teams' performances. The data shows a 100.0 percentage point spread between the most favorable and most-impacted teams under P Tierney, with some notable negative patterns worth examining. P Tierney averages 3.2 yellow cards and 0.16 red cards per match. AFC Wimbledon appears most affected with a -45.0% bias score over 3 matches. This analysis helps football fans, bettors, and fantasy managers understand historical referee-team dynamics and make more informed decisions.
All Teams Ranked by Bias
#
Team
Games
Win Rate
Bias Score
🟨/G
Verdict
1
#1Scunthorpe
7
0.0%
-45.0%
2.3
🚨 Strong Bias
Games
7
Win Rate
0.0%
Bias Score
-45.0%
2
#2West Brom
11
9.1%
-35.9%
1.6
🚨 Strong Bias
Games
11
Win Rate
9.1%
Bias Score
-35.9%
3
#3Cheltenham
9
11.1%
-33.9%
1.2
🚨 Strong Bias
Games
9
Win Rate
11.1%
Bias Score
-33.9%
4
#4QPR
8
12.5%
-32.5%
2.0
🚨 Strong Bias
Games
8
Win Rate
12.5%
Bias Score
-32.5%
5
#5Coventry
7
14.3%
-30.7%
1.9
🚨 Strong Bias
Games
7
Win Rate
14.3%
Bias Score
-30.7%
6
#6Crewe
7
14.3%
-30.7%
1.1
🚨 Strong Bias
Games
7
Win Rate
14.3%
Bias Score
-30.7%
7
#7Southampton
14
14.3%
-30.7%
2.0
🚨 Strong Bias
Games
14
Win Rate
14.3%
Bias Score
-30.7%
8
#8Millwall
7
14.3%
-30.7%
2.0
🚨 Strong Bias
Games
7
Win Rate
14.3%
Bias Score
-30.7%
9
#9Aston Villa
13
15.4%
-29.6%
1.5
🚨 Strong Bias
Games
13
Win Rate
15.4%
Bias Score
-29.6%
10
#10Ipswich
6
16.7%
-28.3%
2.5
🚨 Strong Bias
Games
6
Win Rate
16.7%
Bias Score
-28.3%
11
#11Reading
6
16.7%
-28.3%
1.3
🚨 Strong Bias
Games
6
Win Rate
16.7%
Bias Score
-28.3%
12
#12Barnsley
6
16.7%
-28.3%
2.2
🚨 Strong Bias
Games
6
Win Rate
16.7%
Bias Score
-28.3%
13
#13Milton Keynes Dons
6
16.7%
-28.3%
2.3
🚨 Strong Bias
Games
6
Win Rate
16.7%
Bias Score
-28.3%
14
#14Hartlepool
10
20.0%
-25.0%
1.3
🚨 Strong Bias
Games
10
Win Rate
20.0%
Bias Score
-25.0%
15
#15York
5
20.0%
-25.0%
1.2
🚨 Strong Bias
Games
5
Win Rate
20.0%
Bias Score
-25.0%
16
#16Macclesfield
5
20.0%
-25.0%
1.6
🚨 Strong Bias
Games
5
Win Rate
20.0%
Bias Score
-25.0%
17
#17Fulham
14
21.4%
-23.6%
1.4
🚨 Strong Bias
Games
14
Win Rate
21.4%
Bias Score
-23.6%
18
#18Tottenham
18
22.2%
-22.8%
1.7
🚨 Strong Bias
Games
18
Win Rate
22.2%
Bias Score
-22.8%
19
#19Birmingham
9
22.2%
-22.8%
2.0
🚨 Strong Bias
Games
9
Win Rate
22.2%
Bias Score
-22.8%
20
#20Nott'm Forest
17
23.5%
-21.5%
1.6
🚨 Strong Bias
Games
17
Win Rate
23.5%
Bias Score
-21.5%
21
#21Brentford
11
27.3%
-17.7%
1.6
⚠️ Potential Bias
Games
11
Win Rate
27.3%
Bias Score
-17.7%
22
#22Newcastle
18
27.8%
-17.2%
1.8
⚠️ Potential Bias
Games
18
Win Rate
27.8%
Bias Score
-17.2%
23
#23Bradford
7
28.6%
-16.4%
2.3
⚠️ Potential Bias
Games
7
Win Rate
28.6%
Bias Score
-16.4%
24
#24Walsall
7
28.6%
-16.4%
1.4
⚠️ Potential Bias
Games
7
Win Rate
28.6%
Bias Score
-16.4%
25
#25Burnley
17
29.4%
-15.6%
1.3
⚠️ Potential Bias
Games
17
Win Rate
29.4%
Bias Score
-15.6%
26
#26Leicester
16
31.3%
-13.8%
1.4
⚠️ Potential Bias
Games
16
Win Rate
31.3%
Bias Score
-13.8%
27
#27Notts County
6
33.3%
-11.7%
1.7
⚠️ Potential Bias
Games
6
Win Rate
33.3%
Bias Score
-11.7%
28
#28Wolves
15
33.3%
-11.7%
2.5
⚠️ Potential Bias
Games
15
Win Rate
33.3%
Bias Score
-11.7%
29
#29Norwich
9
33.3%
-11.7%
1.9
⚠️ Potential Bias
Games
9
Win Rate
33.3%
Bias Score
-11.7%
30
#30Doncaster
6
33.3%
-11.7%
0.7
⚠️ Potential Bias
Games
6
Win Rate
33.3%
Bias Score
-11.7%
31
#31Hereford
6
33.3%
-11.7%
1.2
⚠️ Potential Bias
Games
6
Win Rate
33.3%
Bias Score
-11.7%
32
#32Watford
23
34.8%
-10.2%
1.4
⚠️ Potential Bias
Games
23
Win Rate
34.8%
Bias Score
-10.2%
33
#33Crystal Palace
20
35.0%
-10.0%
2.1
⚠️ Potential Bias
Games
20
Win Rate
35.0%
Bias Score
-10.0%
34
#34Leeds
20
35.0%
-10.0%
2.1
⚠️ Potential Bias
Games
20
Win Rate
35.0%
Bias Score
-10.0%
35
#35Sheffield United
11
36.4%
-8.6%
1.8
📊 Neutral
Games
11
Win Rate
36.4%
Bias Score
-8.6%
36
#36Bournemouth
19
36.8%
-8.2%
1.6
📊 Neutral
Games
19
Win Rate
36.8%
Bias Score
-8.2%
37
#37West Ham
16
37.5%
-7.5%
1.7
📊 Neutral
Games
16
Win Rate
37.5%
Bias Score
-7.5%
38
#38Hull
8
37.5%
-7.5%
1.4
📊 Neutral
Games
8
Win Rate
37.5%
Bias Score
-7.5%
39
#39Stoke
5
40.0%
-5.0%
1.8
📊 Neutral
Games
5
Win Rate
40.0%
Bias Score
-5.0%
40
#40Gillingham
5
40.0%
-5.0%
1.8
📊 Neutral
Games
5
Win Rate
40.0%
Bias Score
-5.0%
41
#41Everton
17
41.2%
-3.8%
1.9
📊 Neutral
Games
17
Win Rate
41.2%
Bias Score
-3.8%
42
#42Huddersfield
12
41.7%
-3.3%
1.6
📊 Neutral
Games
12
Win Rate
41.7%
Bias Score
-3.3%
43
#43Blackburn
7
42.9%
-2.1%
1.9
📊 Neutral
Games
7
Win Rate
42.9%
Bias Score
-2.1%
44
#44Northampton
7
42.9%
-2.1%
1.4
📊 Neutral
Games
7
Win Rate
42.9%
Bias Score
-2.1%
45
#45Oldham
7
42.9%
-2.1%
0.9
📊 Neutral
Games
7
Win Rate
42.9%
Bias Score
-2.1%
46
#46Chesterfield
7
42.9%
-2.1%
1.9
📊 Neutral
Games
7
Win Rate
42.9%
Bias Score
-2.1%
47
#47Charlton
9
44.4%
-0.6%
1.1
📊 Neutral
Games
9
Win Rate
44.4%
Bias Score
-0.6%
48
#48Arsenal
18
44.4%
-0.6%
1.9
📊 Neutral
Games
18
Win Rate
44.4%
Bias Score
-0.6%
49
#49Derby
9
44.4%
-0.6%
1.7
📊 Neutral
Games
9
Win Rate
44.4%
Bias Score
-0.6%
50
#50Rotherham
8
50.0%
+5.0%
1.3
📊 Neutral
Games
8
Win Rate
50.0%
Bias Score
+5.0%
51
#51Middlesbrough
10
50.0%
+5.0%
1.7
📊 Neutral
Games
10
Win Rate
50.0%
Bias Score
+5.0%
52
#52Bolton
6
50.0%
+5.0%
1.8
📊 Neutral
Games
6
Win Rate
50.0%
Bias Score
+5.0%
53
#53Burton
8
50.0%
+5.0%
0.9
📊 Neutral
Games
8
Win Rate
50.0%
Bias Score
+5.0%
54
#54Bristol City
13
53.8%
+8.8%
0.9
📊 Neutral
Games
13
Win Rate
53.8%
Bias Score
+8.8%
55
#55Brighton
11
54.5%
+9.5%
0.9
📊 Neutral
Games
11
Win Rate
54.5%
Bias Score
+9.5%
56
#56Man United
20
55.0%
+10.0%
1.9
✅ Favorable
Games
20
Win Rate
55.0%
Bias Score
+10.0%
57
#57Oxford
9
55.6%
+10.6%
1.1
✅ Favorable
Games
9
Win Rate
55.6%
Bias Score
+10.6%
58
#58Preston
7
57.1%
+12.1%
1.9
✅ Favorable
Games
7
Win Rate
57.1%
Bias Score
+12.1%
59
#59Swansea
7
57.1%
+12.1%
1.3
✅ Favorable
Games
7
Win Rate
57.1%
Bias Score
+12.1%
60
#60Sheffield Weds
10
60.0%
+15.0%
2.4
✅ Favorable
Games
10
Win Rate
60.0%
Bias Score
+15.0%
61
#61Southend
5
60.0%
+15.0%
1.6
✅ Favorable
Games
5
Win Rate
60.0%
Bias Score
+15.0%
62
#62Exeter
5
60.0%
+15.0%
0.8
✅ Favorable
Games
5
Win Rate
60.0%
Bias Score
+15.0%
63
#63Cardiff
8
62.5%
+17.5%
2.3
✅ Favorable
Games
8
Win Rate
62.5%
Bias Score
+17.5%
64
#64Port Vale
8
62.5%
+17.5%
1.6
✅ Favorable
Games
8
Win Rate
62.5%
Bias Score
+17.5%
65
#65Liverpool
28
64.3%
+19.3%
1.7
✅ Favorable
Games
28
Win Rate
64.3%
Bias Score
+19.3%
66
#66Carlisle
6
66.7%
+21.7%
1.5
✅ Favorable
Games
6
Win Rate
66.7%
Bias Score
+21.7%
67
#67Chelsea
18
72.2%
+27.2%
1.4
✅ Favorable
Games
18
Win Rate
72.2%
Bias Score
+27.2%
68
#68Man City
24
87.5%
+42.5%
1.3
✅ Favorable
Games
24
Win Rate
87.5%
Bias Score
+42.5%
Note: Showing 68 teams with 5+ games. Bias Score compares each team's win rate under this referee vs. baseline (45%). Click any team for detailed match-by-match analysis.