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Harlequins' biggest home defeat in European competition

since 16th October 1996 excluding knock out fixtures
1
Dec 2020 20 Sunday
7 - 49
Twickenham Stoop
Twickenham
Stoop
2
Dec 2023 17 Sunday
19 - 47
Twickenham Stoop
Twickenham
Stoop
12,582
3
Dec 2004 11 Saturday
19 - 46
Twickenham Stoop
Twickenham
Stoop
7,750
4
Dec 2002 7 Saturday
0 - 26
Twickenham Stoop
Twickenham
Stoop
5,323
5
Jan 2010 24 Sunday
20 - 45
Twickenham Stoop
Twickenham
Stoop
10,788
6
Dec 2019 13 Friday
10 - 34
Twickenham Stoop
Twickenham
Stoop
13,808
7
Oct 2001 28 Sunday
17 - 39
Twickenham Stoop
Twickenham
Stoop
5,512
8
Jan 2008 20 Sunday
10 - 31
Twickenham Stoop
Twickenham
Stoop
11,737
9
Jan 2015 17 Saturday
3 - 23
Twickenham Stoop
Twickenham
Stoop
14,132
10
Oct 2001 6 Saturday
8 - 24
Twickenham Stoop
Twickenham
Stoop
9,000