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Major League Soccer

USA

club
6,628
Matches
419
Officials
16
Seasons
2026
Latest Season
All seasons2026202520242023202220212020201920182017201620152014201320122011
First tracked match
Seattle Sounders vs LA Galaxy
15/03/2011
Latest tracked match
Minnesota Utd vs SJ Earthquakes
07/11/2026

Officiating insights

Strictest refs โ†’

From recorded scores and the community incident layer. (Official card/foul stats arenโ€™t in the dataset yet.)

2.91
goals / match
0
incidents logged
0
VAR-reviewed

Role distribution ยท 2023

Referee521AR10424th Official521VAR521AVAR521

Home stadiums

Every stadium that has hosted Major League Soccer matches. Switch between all-time and the latest season.

Most-appointed referee ยท 2023
๐Ÿ‡บ๐Ÿ‡ธ Lukasz Szpala
26
as referee

Who referees Major League Soccer?

Most-appointed match officials across all Major League Soccer seasons

  1. 1
    ๐Ÿ‡บ๐Ÿ‡ธ Allen Chapman
    USA ยท Referee ยท 498ร—
  2. 2
    ๐Ÿ‡บ๐Ÿ‡ธ Kevin Stott
    USA ยท Referee ยท 480ร—
  3. 3
    ๐Ÿ‡บ๐Ÿ‡ธ Chris Penso
    USA ยท Referee ยท 466ร—
  4. 4
    ๐Ÿ‡บ๐Ÿ‡ธ Edvin Jurisevic
    USA ยท Referee ยท 455ร—
  5. 5
    ๐Ÿ‡บ๐Ÿ‡ธ Jose Carlos Rivero
    USA ยท Referee ยท 451ร—
  6. 6
    ๐Ÿ‡บ๐Ÿ‡ธ Armando Villarreal
    USA ยท Referee ยท 422ร—
  7. 7
    ๐Ÿ‡บ๐Ÿ‡ธ Fotis Bazakos
    USA ยท Referee ยท 422ร—
  8. 8
    ๐Ÿ‡บ๐Ÿ‡ธ Jorge Gonzalez
    USA ยท Referee ยท 422ร—
  9. 9
    ๐Ÿ‡บ๐Ÿ‡ธ Mike Kampmeinert
    USA ยท Referee ยท 407ร—
  10. 10
    ๐Ÿ‡บ๐Ÿ‡ธ Craig Lowry
    USA ยท Referee ยท 400ร—

Match Officials(148 officials ยท 521 matches)

All Officials โ†’
Showing 2023 ยทView all seasons
Sort by:
1
TJ ZablockiUSAAVAR
AVAR 43
43ร—
โ†’2
Mike KampmeinertUSAAVAR
AVAR 43
43ร—
โ†’3
Kevin StottUSAVAR
VAR 41
41ร—
โ†’4
Fabio TovarUSAAVAR
AVAR 41
41ร—
โ†’5
Younes MarrakchiUSAVAR
VAR 41
41ร—
โ†’6
Ian McKayUSAAssistant Referee
AR 334th 4AVAR 2
39ร—
โ†’7
Jonathan JohnsonUSAAVAR
AVAR 38
38ร—
โ†’8
Guido Gonzalez Jr.USAReferee
Referee 244th 11VAR 3
38ร—
โ†’9
Eric WeisbrodUSAAVAR
AR 7AVAR 31
38ร—
โ†’10
Alex ChilowiczENGReferee
Referee 254th 10VAR 2
37ร—
โ†’11
Tom SuppleUSAAVAR
AVAR 37
37ร—
โ†’12
Jose Carlos RiveroUSAVAR
VAR 36
36ร—
โ†’13
Fotis BazakosUSAReferee
Referee 224th 13VAR 1
36ร—
โ†’14
Daniel RadfordUSAVAR
VAR 36
36ร—
โ†’15
Pierre-Luc LauziereCANReferee
Referee 194th 12VAR 4
35ร—
โ†’16
Jorge GonzalezUSAVAR
VAR 35
35ร—
โ†’17
Jon FreemonUSAReferee
Referee 244th 8VAR 3
35ร—
โ†’18
Rosendo MendozaUSAReferee
Referee 214th 10VAR 4
35ร—
โ†’19
Lukasz SzpalaUSAReferee
Referee 264th 9
35ร—
โ†’20
Sorin StoicaUNKVAR
VAR 35
35ร—
โ†’
Showing 1โ€“20 of 148
1 / 8
RefereeAR4thVARAVAR

Venues(7 ยท 2023)

Stadiums used in Major League Soccer during 2023.

Lumen Field
๐Ÿ“ Seattle, United States
20 match(es)
โ†’
TQL Stadium
๐Ÿ“ United States
20 match(es)
โ†’
Inter&Co Stadium
๐Ÿ“ United States
19 match(es)
โ†’
BC Place
๐Ÿ“ Vancouver, Canada
18 match(es)
โ†’
Gillette Stadium
๐Ÿ“ Foxborough, United States
18 match(es)
โ†’
Mercedes-Benz Stadium
๐Ÿ“ Atlanta, United States
18 match(es)
โ†’
BMO Field
๐Ÿ“ Toronto, Canada
17 match(es)
โ†’

Season-by-Season

SeasonMatchesOfficialsReferees
202651018239
202554415937
202452225059
202352114832
202248913631
202147214430
202030913930
201942110825
20184089827
201738910026
20163578527
20153539126
201433811734
20133388226
20123389833
20113198025

Top Venues

Lumen Field, Seattle284
Red Bull Arena, Harrison272
Gillette Stadium, Foxborough271
BMO Field, Toronto263
Shell Energy Stadium, Houston261
DICK'S Sporting Goods Park, Commerce City247
BC Place, Vancouver242
Providence Park, Portland234

Matches by Country

United States1422
Canada505

Stadium host countries (all-time)

Referees by Nationality

๐Ÿ‡บ๐Ÿ‡ธ
USA447
๐Ÿ‡จ๐Ÿ‡ฆ
CAN35
๐Ÿด๓ ง๓ ข๓ ฅ๓ ฎ๓ ง๓ ฟ
ENG25
๐Ÿ‡บ๐Ÿ‡ฆ
UKR14

Referee appointments ยท 2023 (top 148 officials)

2023 Matches(521 in season)

All Matches โ†’
09/12/2023
Columbus Crew2-1Lafc
โ†’
02/12/2023
Lafc2-0Houston Dynamo
โ†’
02/12/2023
FC Cincinnati2-3Columbus Crew
โ†’
26/11/2023
Houston Dynamo1-0Sporting KC
โ†’
26/11/2023
Seattle Sounders0-1Lafc
โ†’
25/11/2023
Orlando City0-2Columbus Crew
โ†’
25/11/2023
FC Cincinnati1-0Philadelphia Union
โ†’
12/11/2023
Columbus Crew4-2Atlanta Utd
โ†’
11/11/2023
Houston Dynamo1-1Real Salt Lake
โ†’
10/11/2023
Seattle Sounders1-0FC Dallas
โ†’
08/11/2023
NE Revolution0-1Philadelphia Union
โ†’
07/11/2023
Atlanta Utd4-2Columbus Crew
โ†’
07/11/2023
Nashville SC0-1Orlando City
โ†’
06/11/2023
Real Salt Lake1-1Houston Dynamo
โ†’
05/11/2023
Vancouver Whitecaps0-1Lafc
โ†’
05/11/2023
Sporting KC2-1St Louis City
โ†’
04/11/2023
FC Dallas3-1Seattle Sounders
โ†’
04/11/2023
NY Red Bulls1-1FC Cincinnati
โ†’
01/11/2023
Columbus Crew2-0Atlanta Utd
โ†’
30/10/2023
Seattle Sounders2-0FC Dallas
โ†’
View all 521 matches โ†’

Major League Soccer appointments by email

Get the confirmed crews for this league before each matchday. One email a week, unsubscribe any time.

Major League Soccer referees โ€” FAQ

Who is the most-appointed referee in Major League Soccer?
๐Ÿ‡บ๐Ÿ‡ธ Lukasz Szpala has the most Major League Soccer refereeing appointments tracked on Referee.Observer, with 26 match(es) as referee.
How many referees have officiated in Major League Soccer?
419 match officials โ€” referees, assistant referees, fourth officials, VAR and observers โ€” have officiated in Major League Soccer across 16 season(s) in our data.
How many Major League Soccer matches are tracked on Referee.Observer?
Referee.Observer tracks 6,628 Major League Soccer matches with their full match-official appointments across 16 season(s).
Which seasons of Major League Soccer are covered?
Major League Soccer referee appointments are covered for 16 season(s), 2011 to 2026.
Who are the top match officials in Major League Soccer?
The most-appointed Major League Soccer match officials are ๐Ÿ‡บ๐Ÿ‡ธ Allen Chapman (498 match(es)), ๐Ÿ‡บ๐Ÿ‡ธ Kevin Stott (480 match(es)), ๐Ÿ‡บ๐Ÿ‡ธ Chris Penso (466 match(es)).
Does Major League Soccer use VAR officials?
Yes โ€” Major League Soccer appointments tracked on Referee.Observer include VAR officials, with 521 VAR appointment(s) and 521 assistant VAR (AVAR) appointment(s) recorded.