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Referees
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Germany
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Lasse Koslowski
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All Matches
Lasse Koslowski
1 total assignments
Season
All seasons
2026/27
2025/26
2023/24
2021/22
2019/20
Role
All roles
Assistant Referee (41)
Fourth Official (1)
Country
All countries
Europe (1)
Competition
All competitions
Bundesliga (14)
UEFA Champions League (9)
UEFA Europa League (8)
UEFA Europa Conference League (5)
FIFA WC European Qualifiers (2)
UEFA Europa League Play-Off Round (First Legs) (2)
UEFA Youth League (1)
FIFA World Cup qualification (UEFA) (1)
1 match (filtered)
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UEFA Champions League
19/10/2021
Club Atlético De Madrid
vs
Liverpool FC
🚩
Assistant Referee 2
2021/22
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