🧑⚖️ Referee Analysis
M DeanvsChelsea
Analysis based on 68 matches since 2000
* Note: Detailed card statistics for matches before 2005 may be incomplete.
39
Wins
17
Draws
12
Losses
When M Dean officiates Chelsea matches, the statistics reveal a favorable pattern. Based on 68 matches spanning multiple seasons, our comprehensive analysis shows Chelsea achieves a 57.4% win rate under M Dean, compared to the 45% baseline expected for teams at this level. This positive 12.4 percentage point difference suggests a meaningful pattern worth examining. The data includes detailed card statistics, match outcomes, and historical trends to provide football fans, bettors, and analysts with evidence-based insights into this referee-team dynamic.
✅FAVORABLE RECORD
✅ FAVORABLE RECORD
This team has an above-average win rate when this referee officiates.
Bias Score
+12.4%
Matches Analyzed
68
The Bias Meter™
Bias Level+12.4%
Bias AgainstNeutralFavorable
Match History
68 matches under this referee
| Date | Opponent | Score | Result | Cards | Division |
|---|---|---|---|---|---|
| 22 May 2022 | Watford(H) | 2 - 1 | WIN | Chelsea: — Watford: — | Premier League |
| 28 Apr 2022 | Man United(A) | 1 - 1 | DRAW | Chelsea: 🟨 1 Man United: — | Premier League |
| 29 Dec 2021 | Brighton(H) | 1 - 1 | DRAW | Chelsea: 🟨 4 Brighton: 🟨 1 | Premier League |
| 18 May 2021 | Leicester(H) | 2 - 1 | WIN | Chelsea: 🟨 2 Leicester: 🟨 4 | Premier League |
| 9 Nov 2019 | Crystal Palace(H) | 2 - 0 | WIN | Chelsea: 🟨 3 Crystal Palace: 🟨 2 | Premier League |
| 10 Feb 2019 | Man City(A) | 0 - 6 | LOSS | Chelsea: 🟨 2 Man City: 🟨 1 | Premier League |
| 20 Oct 2018 | Man United(H) | 2 - 2 | DRAW | Chelsea: 🟨 2 Man United: 🟨 5 | Premier League |
| 23 Sept 2018 | West Ham(A) | 0 - 0 | DRAW | Chelsea: 🟨 1 West Ham: 🟨 2 | Premier League |
| 14 Apr 2018 | Southampton(A) | 3 - 2 | WIN | Chelsea: 🟨 3 Southampton: 🟨 5 | Premier League |
| 5 Feb 2018 | Watford(A) | 1 - 4 | LOSS | Chelsea: 🟨 2🟥 1 Watford: 🟨 2 | Premier League |
| 26 Dec 2017 | Brighton(H) | 2 - 0 | WIN | Chelsea: — Brighton: 🟨 1 | Premier League |
| 23 Sept 2017 | Stoke(A) | 4 - 0 | WIN | Chelsea: 🟨 2 Stoke: 🟨 2 | Premier League |
| 5 Apr 2017 | Man City(H) | 2 - 1 | WIN | Chelsea: 🟨 1 Man City: 🟨 3 | Premier League |
| 11 Dec 2016 | West Brom(H) | 1 - 0 | WIN | Chelsea: 🟨 2 West Brom: 🟨 4 | Premier League |
| 16 Apr 2016 | Man City(H) | 0 - 3 | LOSS | Chelsea: 🟨 2🟥 1 Man City: 🟨 3 | Premier League |
| 3 Feb 2016 | Watford(A) | 0 - 0 | DRAW | Chelsea: 🟨 1 Watford: 🟨 2 | Premier League |
| 19 Sept 2015 | Arsenal(H) | 2 - 0 | WIN | Chelsea: 🟨 3 Arsenal: 🟨 1🟥 2 | Premier League |
| 18 Apr 2015 | Man United(H) | 1 - 0 | WIN | Chelsea: 🟨 7 Man United: 🟨 1 | Premier League |
| 15 Mar 2015 | Southampton(H) | 1 - 1 | DRAW | Chelsea: 🟨 3 Southampton: 🟨 3 | Premier League |
| 3 Dec 2014 | Tottenham(H) | 3 - 0 | WIN | Chelsea: 🟨 1 Tottenham: 🟨 1 | Premier League |
| 21 Sept 2014 | Man City(A) | 1 - 1 | DRAW | Chelsea: 🟨 4 Man City: 🟨 3🟥 1 | Premier League |
| 19 Apr 2014 | Sunderland(H) | 1 - 2 | LOSS | Chelsea: 🟨 1 Sunderland: 🟨 2 | Premier League |
| 3 Feb 2014 | Man City(A) | 1 - 0 | WIN | Chelsea: 🟨 3 Man City: 🟨 3 | Premier League |
| 23 Dec 2013 | Arsenal(A) | 0 - 0 | DRAW | Chelsea: 🟨 1 Arsenal: 🟨 2 | Premier League |
| 28 Sept 2013 | Tottenham(A) | 1 - 1 | DRAW | Chelsea: 🟨 1🟥 1 Tottenham: 🟨 5 | Premier League |
| 8 May 2013 | Tottenham(H) | 2 - 2 | DRAW | Chelsea: 🟨 1 Tottenham: 🟨 2 | Premier League |
| 17 Apr 2013 | Fulham(A) | 3 - 0 | WIN | Chelsea: 🟨 1 Fulham: 🟨 2 | Premier League |
| 9 Feb 2013 | Wigan(H) | 4 - 1 | WIN | Chelsea: 🟨 1 Wigan: 🟨 2 | Premier League |
| 20 Oct 2012 | Tottenham(A) | 4 - 2 | WIN | Chelsea: 🟨 2 Tottenham: 🟨 3 | Premier League |
| 21 Apr 2012 | Arsenal(A) | 0 - 0 | DRAW | Chelsea: 🟨 4 Arsenal: 🟨 3 | Premier League |
| 21 Mar 2012 | Man City(A) | 1 - 2 | LOSS | Chelsea: 🟨 2 Man City: 🟨 1 | Premier League |
| 3 Dec 2011 | Newcastle(A) | 3 - 0 | WIN | Chelsea: 🟨 3 Newcastle: 🟨 2 | Premier League |
| 5 Nov 2011 | Blackburn(A) | 1 - 0 | WIN | Chelsea: 🟨 2 Blackburn: 🟨 4 | Premier League |
| 24 Sept 2011 | Swansea(H) | 4 - 1 | WIN | Chelsea: 🟨 3🟥 1 Swansea: 🟨 3 | Premier League |
| 7 Mar 2011 | Blackpool(A) | 3 - 1 | WIN | Chelsea: — Blackpool: — | Premier League |
| 14 Feb 2011 | Fulham(A) | 0 - 0 | DRAW | Chelsea: 🟨 1 Fulham: 🟨 2 | Premier League |
| 12 Dec 2010 | Tottenham(A) | 1 - 1 | DRAW | Chelsea: 🟨 2 Tottenham: 🟨 2 | Premier League |
| 3 Oct 2010 | Arsenal(H) | 2 - 0 | WIN | Chelsea: 🟨 1 Arsenal: 🟨 1 | Premier League |
| 21 Aug 2010 | Wigan(A) | 6 - 0 | WIN | Chelsea: 🟨 2 Wigan: 🟨 1 | Premier League |
| 3 Apr 2010 | Man United(A) | 2 - 1 | WIN | Chelsea: 🟨 1 Man United: 🟨 3 | Premier League |
| 27 Feb 2010 | Man City(H) | 2 - 4 | LOSS | Chelsea: 🟨 3🟥 2 Man City: 🟨 1 | Premier League |
| 7 Feb 2010 | Arsenal(H) | 2 - 0 | WIN | Chelsea: 🟨 2 Arsenal: 🟨 2 | Premier League |
| 20 Dec 2009 | West Ham(A) | 1 - 1 | DRAW | Chelsea: 🟨 3 West Ham: 🟨 4 | Premier League |
| 12 Sept 2009 | Stoke(A) | 2 - 1 | WIN | Chelsea: 🟨 3 Stoke: 🟨 3 | Premier League |
| 25 Apr 2009 | West Ham(A) | 1 - 0 | WIN | Chelsea: — West Ham: 🟨 1 | Premier League |
| 21 Mar 2009 | Tottenham(A) | 0 - 1 | LOSS | Chelsea: 🟨 2 Tottenham: 🟨 2 | Premier League |
| 30 Nov 2008 | Arsenal(H) | 1 - 2 | LOSS | Chelsea: 🟨 2 Arsenal: — | Premier League |
| 17 Aug 2008 | Portsmouth(H) | 4 - 0 | WIN | Chelsea: — Portsmouth: 🟨 1 | Premier League |
| 15 Mar 2008 | Sunderland(A) | 1 - 0 | WIN | Chelsea: 🟨 1 Sunderland: 🟨 2 | Premier League |
| 30 Jan 2008 | Reading(H) | 1 - 0 | WIN | Chelsea: — Reading: — | Premier League |
| 23 Sept 2007 | Man United(A) | 0 - 2 | LOSS | Chelsea: 🟨 2🟥 1 Man United: 🟨 2 | Premier League |
| 15 Aug 2007 | Reading(A) | 2 - 1 | WIN | Chelsea: 🟨 5 Reading: 🟨 4🟥 1 | Premier League |
| 18 Apr 2007 | West Ham(A) | 4 - 1 | WIN | Chelsea: 🟨 2 West Ham: 🟨 5 | Premier League |
| 23 Dec 2006 | Wigan(A) | 3 - 2 | WIN | Chelsea: 🟨 4 Wigan: 🟨 3 | Premier League |
| 18 Nov 2006 | West Ham(H) | 1 - 0 | WIN | Chelsea: 🟨 1 West Ham: 🟨 4 | Premier League |
| 29 Apr 2006 | Man United(H) | 3 - 0 | WIN | Chelsea: 🟨 4 Man United: 🟨 2 | Premier League |
| 19 Mar 2006 | Fulham(A) | 0 - 1 | LOSS | Chelsea: 🟨 4🟥 1 Fulham: 🟨 1 | Premier League |
| 31 Dec 2005 | Birmingham(H) | 2 - 0 | WIN | Chelsea: 🟨 1 Birmingham: — | Premier League |
| 10 Sept 2005 | Sunderland(H) | 2 - 0 | WIN | Chelsea: 🟨 1 Sunderland: — | Premier League |
| 18 Dec 2004 | Norwich(H) | 4 - 0 | WIN | Chelsea: — Norwich: — | Premier League |
| 15 May 2004 | Leeds(H) | 1 - 0 | WIN | Chelsea: — Leeds: — | Premier League |
| 6 Dec 2003 | Leeds(A) | 1 - 1 | DRAW | Chelsea: 🟨 2 Leeds: 🟨 3 | Premier League |
| 30 Aug 2003 | Blackburn(H) | 2 - 2 | DRAW | Chelsea: — Blackburn: 🟨 4 | Premier League |
| 11 Jan 2003 | Charlton(H) | 4 - 1 | WIN | Chelsea: 🟨 4 Charlton: 🟨 3 | Premier League |
| 23 Nov 2002 | Bolton(A) | 1 - 1 | DRAW | Chelsea: 🟨 4🟥 1 Bolton: 🟨 2 | Premier League |
| 28 Sept 2002 | West Ham(H) | 2 - 3 | LOSS | Chelsea: 🟨 1 West Ham: 🟨 4 | Premier League |
| 30 Mar 2002 | Derby(H) | 2 - 1 | WIN | Chelsea: 🟨 3 Derby: 🟨 4 | Premier League |
| 21 Apr 2001 | Charlton(H) | 0 - 1 | LOSS | Chelsea: 🟨 3 Charlton: — | Premier League |
22 May 2022
Watford (H)
Premier League
WIN
2 - 1
Cards Awarded:
Chelsea:
—
Watford:
—
28 Apr 2022
Man United (A)
Premier League
DRAW
1 - 1
Cards Awarded:
Chelsea:
🟨 1
Man United:
—
29 Dec 2021
Brighton (H)
Premier League
DRAW
1 - 1
Cards Awarded:
Chelsea:
🟨 4
Brighton:
🟨 1
18 May 2021
Leicester (H)
Premier League
WIN
2 - 1
Cards Awarded:
Chelsea:
🟨 2
Leicester:
🟨 4
9 Nov 2019
Crystal Palace (H)
Premier League
WIN
2 - 0
Cards Awarded:
Chelsea:
🟨 3
Crystal Palace:
🟨 2
10 Feb 2019
Man City (A)
Premier League
LOSS
0 - 6
Cards Awarded:
Chelsea:
🟨 2
Man City:
🟨 1
20 Oct 2018
Man United (H)
Premier League
DRAW
2 - 2
Cards Awarded:
Chelsea:
🟨 2
Man United:
🟨 5
23 Sept 2018
West Ham (A)
Premier League
DRAW
0 - 0
Cards Awarded:
Chelsea:
🟨 1
West Ham:
🟨 2
14 Apr 2018
Southampton (A)
Premier League
WIN
3 - 2
Cards Awarded:
Chelsea:
🟨 3
Southampton:
🟨 5
5 Feb 2018
Watford (A)
Premier League
LOSS
1 - 4
Cards Awarded:
Chelsea:
🟨 2🟥 1
Watford:
🟨 2
26 Dec 2017
Brighton (H)
Premier League
WIN
2 - 0
Cards Awarded:
Chelsea:
—
Brighton:
🟨 1
23 Sept 2017
Stoke (A)
Premier League
WIN
4 - 0
Cards Awarded:
Chelsea:
🟨 2
Stoke:
🟨 2
5 Apr 2017
Man City (H)
Premier League
WIN
2 - 1
Cards Awarded:
Chelsea:
🟨 1
Man City:
🟨 3
11 Dec 2016
West Brom (H)
Premier League
WIN
1 - 0
Cards Awarded:
Chelsea:
🟨 2
West Brom:
🟨 4
16 Apr 2016
Man City (H)
Premier League
LOSS
0 - 3
Cards Awarded:
Chelsea:
🟨 2🟥 1
Man City:
🟨 3
3 Feb 2016
Watford (A)
Premier League
DRAW
0 - 0
Cards Awarded:
Chelsea:
🟨 1
Watford:
🟨 2
19 Sept 2015
Arsenal (H)
Premier League
WIN
2 - 0
Cards Awarded:
Chelsea:
🟨 3
Arsenal:
🟨 1🟥 2
18 Apr 2015
Man United (H)
Premier League
WIN
1 - 0
Cards Awarded:
Chelsea:
🟨 7
Man United:
🟨 1
15 Mar 2015
Southampton (H)
Premier League
DRAW
1 - 1
Cards Awarded:
Chelsea:
🟨 3
Southampton:
🟨 3
3 Dec 2014
Tottenham (H)
Premier League
WIN
3 - 0
Cards Awarded:
Chelsea:
🟨 1
Tottenham:
🟨 1
21 Sept 2014
Man City (A)
Premier League
DRAW
1 - 1
Cards Awarded:
Chelsea:
🟨 4
Man City:
🟨 3🟥 1
19 Apr 2014
Sunderland (H)
Premier League
LOSS
1 - 2
Cards Awarded:
Chelsea:
🟨 1
Sunderland:
🟨 2
3 Feb 2014
Man City (A)
Premier League
WIN
1 - 0
Cards Awarded:
Chelsea:
🟨 3
Man City:
🟨 3
23 Dec 2013
Arsenal (A)
Premier League
DRAW
0 - 0
Cards Awarded:
Chelsea:
🟨 1
Arsenal:
🟨 2
28 Sept 2013
Tottenham (A)
Premier League
DRAW
1 - 1
Cards Awarded:
Chelsea:
🟨 1🟥 1
Tottenham:
🟨 5
8 May 2013
Tottenham (H)
Premier League
DRAW
2 - 2
Cards Awarded:
Chelsea:
🟨 1
Tottenham:
🟨 2
17 Apr 2013
Fulham (A)
Premier League
WIN
3 - 0
Cards Awarded:
Chelsea:
🟨 1
Fulham:
🟨 2
9 Feb 2013
Wigan (H)
Premier League
WIN
4 - 1
Cards Awarded:
Chelsea:
🟨 1
Wigan:
🟨 2
20 Oct 2012
Tottenham (A)
Premier League
WIN
4 - 2
Cards Awarded:
Chelsea:
🟨 2
Tottenham:
🟨 3
21 Apr 2012
Arsenal (A)
Premier League
DRAW
0 - 0
Cards Awarded:
Chelsea:
🟨 4
Arsenal:
🟨 3
21 Mar 2012
Man City (A)
Premier League
LOSS
1 - 2
Cards Awarded:
Chelsea:
🟨 2
Man City:
🟨 1
3 Dec 2011
Newcastle (A)
Premier League
WIN
3 - 0
Cards Awarded:
Chelsea:
🟨 3
Newcastle:
🟨 2
5 Nov 2011
Blackburn (A)
Premier League
WIN
1 - 0
Cards Awarded:
Chelsea:
🟨 2
Blackburn:
🟨 4
24 Sept 2011
Swansea (H)
Premier League
WIN
4 - 1
Cards Awarded:
Chelsea:
🟨 3🟥 1
Swansea:
🟨 3
7 Mar 2011
Blackpool (A)
Premier League
WIN
3 - 1
Cards Awarded:
Chelsea:
—
Blackpool:
—
14 Feb 2011
Fulham (A)
Premier League
DRAW
0 - 0
Cards Awarded:
Chelsea:
🟨 1
Fulham:
🟨 2
12 Dec 2010
Tottenham (A)
Premier League
DRAW
1 - 1
Cards Awarded:
Chelsea:
🟨 2
Tottenham:
🟨 2
3 Oct 2010
Arsenal (H)
Premier League
WIN
2 - 0
Cards Awarded:
Chelsea:
🟨 1
Arsenal:
🟨 1
21 Aug 2010
Wigan (A)
Premier League
WIN
6 - 0
Cards Awarded:
Chelsea:
🟨 2
Wigan:
🟨 1
3 Apr 2010
Man United (A)
Premier League
WIN
2 - 1
Cards Awarded:
Chelsea:
🟨 1
Man United:
🟨 3
27 Feb 2010
Man City (H)
Premier League
LOSS
2 - 4
Cards Awarded:
Chelsea:
🟨 3🟥 2
Man City:
🟨 1
7 Feb 2010
Arsenal (H)
Premier League
WIN
2 - 0
Cards Awarded:
Chelsea:
🟨 2
Arsenal:
🟨 2
20 Dec 2009
West Ham (A)
Premier League
DRAW
1 - 1
Cards Awarded:
Chelsea:
🟨 3
West Ham:
🟨 4
12 Sept 2009
Stoke (A)
Premier League
WIN
2 - 1
Cards Awarded:
Chelsea:
🟨 3
Stoke:
🟨 3
25 Apr 2009
West Ham (A)
Premier League
WIN
1 - 0
Cards Awarded:
Chelsea:
—
West Ham:
🟨 1
21 Mar 2009
Tottenham (A)
Premier League
LOSS
0 - 1
Cards Awarded:
Chelsea:
🟨 2
Tottenham:
🟨 2
30 Nov 2008
Arsenal (H)
Premier League
LOSS
1 - 2
Cards Awarded:
Chelsea:
🟨 2
Arsenal:
—
17 Aug 2008
Portsmouth (H)
Premier League
WIN
4 - 0
Cards Awarded:
Chelsea:
—
Portsmouth:
🟨 1
15 Mar 2008
Sunderland (A)
Premier League
WIN
1 - 0
Cards Awarded:
Chelsea:
🟨 1
Sunderland:
🟨 2
30 Jan 2008
Reading (H)
Premier League
WIN
1 - 0
Cards Awarded:
Chelsea:
—
Reading:
—
23 Sept 2007
Man United (A)
Premier League
LOSS
0 - 2
Cards Awarded:
Chelsea:
🟨 2🟥 1
Man United:
🟨 2
15 Aug 2007
Reading (A)
Premier League
WIN
2 - 1
Cards Awarded:
Chelsea:
🟨 5
Reading:
🟨 4🟥 1
18 Apr 2007
West Ham (A)
Premier League
WIN
4 - 1
Cards Awarded:
Chelsea:
🟨 2
West Ham:
🟨 5
23 Dec 2006
Wigan (A)
Premier League
WIN
3 - 2
Cards Awarded:
Chelsea:
🟨 4
Wigan:
🟨 3
18 Nov 2006
West Ham (H)
Premier League
WIN
1 - 0
Cards Awarded:
Chelsea:
🟨 1
West Ham:
🟨 4
29 Apr 2006
Man United (H)
Premier League
WIN
3 - 0
Cards Awarded:
Chelsea:
🟨 4
Man United:
🟨 2
19 Mar 2006
Fulham (A)
Premier League
LOSS
0 - 1
Cards Awarded:
Chelsea:
🟨 4🟥 1
Fulham:
🟨 1
31 Dec 2005
Birmingham (H)
Premier League
WIN
2 - 0
Cards Awarded:
Chelsea:
🟨 1
Birmingham:
—
10 Sept 2005
Sunderland (H)
Premier League
WIN
2 - 0
Cards Awarded:
Chelsea:
🟨 1
Sunderland:
—
18 Dec 2004
Norwich (H)
Premier League
WIN
4 - 0
Cards Awarded:
Chelsea:
—
Norwich:
—
15 May 2004
Leeds (H)
Premier League
WIN
1 - 0
Cards Awarded:
Chelsea:
—
Leeds:
—
6 Dec 2003
Leeds (A)
Premier League
DRAW
1 - 1
Cards Awarded:
Chelsea:
🟨 2
Leeds:
🟨 3
30 Aug 2003
Blackburn (H)
Premier League
DRAW
2 - 2
Cards Awarded:
Chelsea:
—
Blackburn:
🟨 4
11 Jan 2003
Charlton (H)
Premier League
WIN
4 - 1
Cards Awarded:
Chelsea:
🟨 4
Charlton:
🟨 3
23 Nov 2002
Bolton (A)
Premier League
DRAW
1 - 1
Cards Awarded:
Chelsea:
🟨 4🟥 1
Bolton:
🟨 2
28 Sept 2002
West Ham (H)
Premier League
LOSS
2 - 3
Cards Awarded:
Chelsea:
🟨 1
West Ham:
🟨 4
30 Mar 2002
Derby (H)
Premier League
WIN
2 - 1
Cards Awarded:
Chelsea:
🟨 3
Derby:
🟨 4
21 Apr 2001
Charlton (H)
Premier League
LOSS
0 - 1
Cards Awarded:
Chelsea:
🟨 3
Charlton:
—
When M Dean officiates Chelsea matches, the statistics reveal a favorable pattern. Based on 68 matches spanning multiple seasons, our comprehensive analysis shows Chelsea achieves a 57.4% win rate under M Dean, compared to the 45% baseline expected for teams at this level. This positive 12.4 percentage point difference suggests a meaningful pattern worth examining. The data includes detailed card statistics, match outcomes, and historical trends to provide football fans, bettors, and analysts with evidence-based insights into this referee-team dynamic.
Frequently Asked Questions
Detailed Statistics
Win Rate (Under Ref)57.4%
Baseline Win Rate45%
Bias Score+12.4%
Cards for Chelsea
🟨 Yellows / Game1.99
🟥 Reds / Game0.13
Cards for Opponents
🟨 Opp Yellows / Game2.15
🟥 Opp Reds / Game0.06
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