William Niccolla
4️⃣United States fourth official · 1 competition
William Niccolla is a United States football fourth official. They have officiated as fourth official. In total they have 1 tracked match appearances across 1 competition, broken down as 1× 4th Official. Most-worked competitions include Major League Soccer. This profile is built from official match-appointment data.
Top Competitions
Season-by-Season Activity
| Season | Total | 4th |
|---|---|---|
| 2014 | 1 | 1 |
Career Milestones
Career-firsts tracked in our database.
Match Activity
1 match · 1 yearPeer Benchmark
Median in United States: 17 matches · 2 seasons
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
Frequently Works With
Rarely Works With
Active officials in Major League Soccer they have shared fewest matches with.
- 1Allen ChapmanReferee · 497 in leagueNever
- 2Kevin StottVAR · 479 in leagueNever
- 3Chris PensoReferee · 465 in leagueNever
- 4Edvin JurisevicVAR · 454 in leagueNever
- 5Jose Carlos RiveroVAR · 450 in leagueNever
- 6Jorge GonzalezVAR · 422 in leagueNever
- 7Fotis BazakosReferee · 421 in leagueNever
- 8Armando VillarrealReferee · 421 in leagueNever
Explore the full officiating network — partnerships, observers, clubs and venues — on the network analysis page.
Top Destinations
- 1🇺🇸Seattle(USA)1×
Venues Visited(1)
Stadiums William Niccolla has officiated at. Filter by competition or season to focus the map.
1 venue · 1 match
Lumen FieldSeattle, United States1 match
Frequently Asked Questions
What is William Niccolla's primary role?▾
William Niccolla is a United States football fourth official.
How many matches has William Niccolla officiated?▾
William Niccolla has 1 tracked match appearances across 1 competition (1× 4th Official).
Which competitions does William Niccolla work in?▾
William Niccolla has most often officiated in Major League Soccer.
Is William Niccolla a FIFA referee?▾
William Niccolla is not currently recorded as a FIFA badge holder in our data.
Which teams has William Niccolla officiated most?▾
Among domestic clubs, William Niccolla has most frequently officiated matches involving Seattle Sounders and Sporting KC.
Which cities has William Niccolla officiated in most?▾
William Niccolla has officiated most often in Seattle, with Lumen Field the most-visited stadium.
Organizer reviews
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<a href="https://www.referee.observer/referee/usa/william-niccolla" title="William Niccolla — referee statistics on Referee.Observer">William Niccolla — 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.