Bill Dittmar
🚩United States assistant referee · 1 competition
Bill Dittmar is a United States football assistant referee. They have officiated as assistant referee. In total they have 68 tracked match appearances across 1 competition, broken down as 68× AR. Most-worked competitions include Major League Soccer. This profile is built from official match-appointment data.
Top Competitions
Season-by-Season Activity
Career Milestones
Career-firsts tracked in our database.
Match Activity
68 matches · 4 yearsTop 31% among United States officials
Peer Benchmark
Median in United States: 17 matches · 2 seasons
Recent Matches
Most-Officiated Teams
Least-Officiated Teams
Clubs in their current competition, ordered by how seldom this official has worked their matches.
Each number = matches officiated involving that club · 0× = never officiated them
Other officials from United States
Career Events
Career events (UEFA courses, awards) will appear here when available.
Season Reports
Rarely Works With
Active officials in Major League Soccer they have shared fewest matches with.
- 1Mike KampmeinertAVAR · 406 in leagueNever
- 2Corey RockwellAssistant Referee 1 · 381 in leagueNever
- 3Marcos de OliveiraFourth Official · 375 in leagueNever
- 4Jeremy HansonAssistant Referee 1 · 367 in leagueNever
- 5Jonathan JohnsonAVAR · 344 in leagueNever
- 6Fabio TovarAVAR · 330 in leagueNever
- 7Adam GarnerAssistant Referee 1 · 317 in leagueNever
- 8TJ ZablockiAVAR · 290 in leagueNever
Explore the full officiating network — partnerships, observers, clubs and venues — on the network analysis page.
Top Destinations
- 1Harrison9×
- 2🇺🇸Foxborough(USA)7×
- 3Washington D.C6×
- 4Commerce City5×
- 5Chester5×
- 6Frisco4×
- 7Portland4×
- 8Kansas City4×
- 9🇺🇸Seattle(USA)4×
- 10🇨🇦Vancouver(CAN)3×
- 11Carson3×
- 12Montreal3×
- 13🇨🇦Toronto(CAN)2×
- 14Columbus2×
- 15Sandy2×
Venues Visited(25)
Stadiums Bill Dittmar has officiated at. Filter by competition or season to focus the map.
25 venues · 68 matches
Red Bull ArenaHarrison9 matches
Gillette StadiumFoxborough, United States7 matches
RFK StadiumWashington D.C6 matches
DICKS Sporting Goods ParkCommerce City5 matches
PPL ParkChester5 matches
Jeld-Wen FieldPortland4 matches
BC PlaceVancouver, Canada3 matches
Livestrong Sporting ParkKansas City3 matches
Lumen FieldSeattle, United States3 matches
BMO FieldToronto, Canada2 matches
Columbus Crew StadiumColumbus2 matches
Home Depot CenterCarson2 matches
Rio Tinto StadiumSandy2 matches
SeatGeek StadiumBridgeview2 matches
Stade SaputoMontreal2 matches
Toyota StadiumFrisco2 matches
Buck Shaw StadiumSanta Clara1 match
FC Dallas StadiumFrisco1 match
FedEx FieldLandover1 match
Pizza Hut ParkFrisco1 match
Qwest FieldSeattle1 match
Shell Energy StadiumHouston1 match
Sporting ParkKansas City1 match
Stade Olympique (Montreal)Montreal1 match
StubHub CenterCarson1 match
Travel map
Venues in chronological order across tracked matches.
Frequently Asked Questions
What is Bill Dittmar's primary role?▾
Bill Dittmar is a United States football assistant referee.
How many matches has Bill Dittmar officiated?▾
Bill Dittmar has 68 tracked match appearances across 1 competition (68× AR).
Which competitions does Bill Dittmar work in?▾
Bill Dittmar has most often officiated in Major League Soccer.
Is Bill Dittmar a FIFA referee?▾
Bill Dittmar is not currently recorded as a FIFA badge holder in our data.
Which teams has Bill Dittmar officiated most?▾
Among domestic clubs, Bill Dittmar has most frequently officiated matches involving NY Red Bulls, NE Revolution and D.C. United.
Which cities has Bill Dittmar officiated in most?▾
Bill Dittmar has officiated most often in Harrison, Foxborough, Washington D.C and Commerce City, with Red Bull Arena the most-visited stadium.
Organizer reviews
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<a href="https://www.referee.observer/referee/usa/bill-dittmar" title="Bill Dittmar — referee statistics on Referee.Observer">Bill Dittmar — referee profile & stats on Referee.Observer</a>Referee.Observer is built by a community of referees from open, public data sources — so some details may be out of date or wrong.