| 1919–20 Lancashire Cup | |
| Structure: | Regional knockout competition |
| Season Champs: | Oldham |
| Season Champ Name: | Winners |
| Second Place: | Rochdale Hornets |
| Prevseason Link: | 1918–19 Lancashire Cup |
| Prevseason Year: | 1918–19 |
| Nextseason Link: | 1920–21 Lancashire Cup |
| Nextseason Year: | 1920–21 |
| No Of Teams: | 12 |
The 1919–20 Lancashire Cup was the twelfth competition for this regional rugby league competition. The final was contested between the same finalists as the Spring tournament, but the result was reversed as Oldham beat Rochdale Hornets at The Willows, Salford by a score of 7–0. The attendance at the final was 19,000 and receipts £1,615.
The number of teams entering this competition was again 12 with four byes in the first round
Involved 4 matches (with four byes) and 12 clubs
| width=20 abbr="No" | Game No | width=100 abbr="Date" | Fixture date | width=150 abbr="Home team" | Home team | width=5 abbr="space" | width=20 abbr="Score" | Score | width=5 abbr="space" | width=150 abbr="Away team" | Away team | width=150 abbr="Venue" | Venue | width=30 abbr="Att" | Att | width=30 abbr="Rec" | Rec | width=20 abbr="Notes" | Notes | width=30 abbr="Ref" | Ref | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Sat 18-10-1919 | Leigh | 0–11 | Rochdale Hornets | Mather Lane | ||||||||||||||||||
| 2 | Sat 18-10-1919 | Salford | 0–15 | Barrow | The Willows | ||||||||||||||||||
| 3 | Sat 18-10-1919 | Swinton | 5–4 | Warrington | Chorley Road ground | [2] | |||||||||||||||||
| 4 | Sat 18-10-1919 | Widnes | 16–8 | St. Helens | Lowerhouse Lane | [3] [4] | |||||||||||||||||
| 5 | Broughton Rangers | bye | |||||||||||||||||||||
| 6 | Oldham | bye | |||||||||||||||||||||
| 7 | Wigan | bye | [5] | ||||||||||||||||||||
| 8 | St Helens Recs | bye |
| width=20 abbr="No" | Game No | width=100 abbr="Date" | Fixture date | width=150 abbr="Home team" | Home team | width=5 abbr="space" | width=20 abbr="Score" | Score | width=5 abbr="space" | width=150 abbr="Away team" | Away team | width=150 abbr="Venue" | Venue | width=30 abbr="Att" | Att | width=30 abbr="Rec" | Rec | width=20 abbr="Notes" | Notes | width=30 abbr="Ref" | Ref | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Sat 01-11-1919 | Broughton Rangers | 3–7 | Oldham | The Cliff | ||||||||||||||||||
| 2 | Sat 01-11-1919 | Rochdale Hornets | 8–6 | Wigan | Athletic Grounds | ||||||||||||||||||
| 3 | Sat 01-11-1919 | Swinton | 2–0 | Barrow | Chorley Road ground | ||||||||||||||||||
| 4 | Sat 01-11-1919 | Widnes | 7–3 | St Helens Recs | Lowerhouse Lane |
| width=20 abbr="No" | Game No | width=100 abbr="Date" | Fixture date | width=150 abbr="Home team" | Home team | width=5 abbr="space" | width=20 abbr="Score" | Score | width=5 abbr="space" | width=150 abbr="Away team" | Away team | width=150 abbr="Venue" | Venue | width=30 abbr="Att" | Att | width=30 abbr="Rec" | Rec | width=20 abbr="Notes" | Notes | width=30 abbr="Ref" | Ref | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Sat 15-11-1919 | Rochdale Hornets | 8–3 | Widnes | Athletic Grounds | ||||||||||||||||||
| 2 | Sat 15-11-1919 | Swinton | 2–2 | Oldham | Chorley Road ground | ||||||||||||||||||
| Replay | |||||||||||||||||||||||
| 3 | Mon 17-11-1919 | Oldham | 26–2 | Swinton | Watersheddings | ||||||||||||||||||
| width=20 abbr="No" | Game No | width=100 abbr="Date" | Fixture date | width=150 abbr="Home team" | Home team | width=5 abbr="space" | width=20 abbr="Score" | Score | width=5 abbr="space" | width=150 abbr="Away team" | Away team | width=150 abbr="Venue" | Venue | width=45 abbr="Att" | Att | width=60 abbr="Rec" | Rec | width=20 abbr="Notes" | Notes | width=30 abbr="Ref" | Ref | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Saturday 6 December 1919 | Oldham | 7–0 | Rochdale Hornets | The Willows | 19000 | £1,615–0–0 | 1 | [6] |
| width=280 abbr="Oldham" | width=60 abbr="Number" | № | width=280 abbr="Rochdale H" | Rochdale Hornets | |
|---|---|---|---|---|---|
| teams | |||||
| team unknown | 1 | team unknown | |||
| 2 | |||||
| 3 | |||||
| 4 | |||||
| 5 | |||||
| 6 | |||||
| 7 | |||||
| Herman Hilton (position uncertain) | 8 | ||||
| 9 | |||||
| 10 | |||||
| 11 | |||||
| 12 | |||||
| 13 | |||||
| 7 | score | 0 | |||
| 2 | HT | 0 | |||
| Scorers | |||||
| Tries | |||||
| unknown | T | ||||
| T | |||||
| Goals | |||||
| G | |||||
| G | |||||
| Drop Goals | |||||
| DG | |||||
| Referee | |||||