William Collum
33 total assignments
Europa League02/19/2026
Gnk DinamovsKrc Genk
👁️Observer
2025/26
Europa Conference League11/27/2025
FC DritavsKF SHKËNDIJA
👁️Observer
2025/26
FIFA WC European Qualifiers11/16/2025
ISRAELvsMOLDOVA
👁️Observer
2025/26
Europa Conference League10/23/2025
RC STRASBOURG ALSACEvsJagiellonia Białystok
👁️Observer
2025/26
UEFA Europa Conference League Play-Off Round (First Legs)08/21/2025
NK CeljevsFC BANÍK OSTRAVA
👁️Observer
2025/26
UEFA Europa Conference League Second Qualifying Round (Second Legs)07/31/2025
Linfield FCvsŽalgiris
👁️Observer
2025/26
UEFA Champions League First Qualifying Round (Second Legs)07/15/2025
Lincoln Red Imps FCvsVíkingur
👁️Observer
2025/26
Europa League08/24/2023
ŠK Slovan BratislavavsÁris Lemesoú
⚽Referee
2023/24
Europa League08/08/2023
Hšk ZrinjskivsBreiðablik
📺AVAR
2023/24
Europa League11/03/2022
Real BetisvsHjk Helsinki
⚽Referee
2022/23
Europa League10/06/2022
FC ZürichvsPSV
⚽Referee
2022/23
UEFA Europa Conference League09/15/2022
Hapoel Be’er Sheva FCvsVillarreal CF
⚽Referee
2022/23
Europa League08/18/2022
Malmö FFvsSivasspor
⚽Referee
2022/23
Champions League08/07/2022
Pyunik FAvsFK Crvena Zvezda
⚽Referee
2022/23
UEFA Europa Conference League05/05/2022
Olympique De MarseillevsFeyenoord
4️⃣Fourth Official
2021/22
Europa League04/07/2022
RB LeipzigvsAtalanta BC
4️⃣Fourth Official
2021/22
UEFA Europa Conference League03/17/2022
FC CopenhagenvsPSV Eindhoven
⚽Referee
2021/22
Europa League12/09/2021
Olympique De MarseillevsFC Lokomotiv Moskva
⚽Referee
2021/22
Europa League09/16/2021
PSV EindhovenvsReal Sociedad De Fútbol
⚽Referee
2021/22
Champions League08/18/2021
BSC Young BoysvsFerencvárosi TC
⚽Referee
2021/22
Europa League02/25/2021
AFC AjaxvsLosc Lille
⚽Referee
2020/21
Europa League11/05/2020
Zorya LuhanskvsAek Athens FC
⚽Referee
2020/21
Europa League10/29/2020
SK Slavia PrahavsBayer 04 Leverkusen
⚽Referee
2020/21
Europa League12/12/2019
LaskvsSporting Clube De Portugal
⚽Referee
2019/20
UEFA Europa Conference League
Olympique De MarseillevsFeyenoord
4️⃣Fourth Official
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