# International Pro Championship of Britain

The International Pro Championship of Britain (also known as the Southport Dunlop Cup for sponsorship purposes) was a professional men's tennis tournament held at Victoria Park in Southport, England between 1935 and 1939. It was open to professional players only, amateurs were not allowed to compete. The tournament was held on outdoor En-tout-cas, "all-weather" artificial clay and was played in July, except for the 1939 edition, which was held in August. Hans Nüsslein won four consecutive titles from 1936 through 1939.

## Past finals
### Singles

| Year | Date | Champions | Runners-up | Score |
| 1935 | 10–13 July | Ellsworth Vines | Bill Tilden | 6–1, 6–8, 4–6, 6–2, 6–2 |
| 1936 | 7–11 July | Hans Nüsslein | Henri Cochet | (Round Robin) |
| 1937 | 13–17 July | Hans Nüsslein | Robert Ramillon | 6–4, 6–3, 2–6, 6–4 |
| 1938 | 9–16 July | Hans Nüsslein | Bill Tilden | (Round Robin) |
| 1939 | 4–7 August | Hans Nüsslein | Bill Tilden | 6–2, 7–5, 6–4 |

### Doubles

| Year | Champions | Runners-up | Score |
| 1935 | Bill Tilden Ellsworth Vines | Martin Plaa Robert Ramillon | 7–5, 6–8, 5–7, 6–1, 6–3 |
| 1936 | Henri Cochet Robert Ramillon | Lester Stoefen Bill Tilden | (Round Robin) |
| 1937 | Lester Stoefen Bill Tilden | Martin Plaa Robert Ramillon | 8–6, 17–15, 8–6 |
| 1939 | Don Budge Ellsworth Vines | Lester Stoefen Bill Tilden | 6–2, 7–9, 7–5, 8–6 |

## Draws
### 1935

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final | Final |
| | | | | Ellsworth Vines | 5 | 2 | 6 | 6 | 6 | | | | | | |
| | | | | Robert Ramillon | 7 | 6 | 4 | 2 | 3 | | | | | | |
| | | | | | | | | | | Ellsworth Vines | 6 | 6 | 4 | 6 | 6 |
| | | | | | | | | | | Bill Tilden | 1 | 8 | 6 | 2 | 2 |
| Hans Nüsslein | 6 | 6 | 6 | | | | | | | | | | | | | Bill Tilden | 1 | 8 | 6 | 2 | 2 |
| Albert Burke | 3 | 4 | 2 | | | | | | | | | | | | |
| Albert Burke | 3 | 4 | 2 | Hans Nüsslein | 4 | 4 | 1 | | | | | | | | |
| | | | | Bill Tilden | 6 | 6 | 6 | | | | | | | | |
| Martin Plaa | 5 | 0 | 0 | Bill Tilden | 6 | 6 | 6 | | | | | | | | |
| Bill Tilden | 7 | 6 | 6 | | | | | | | | | | | | |

### 1936

| Round robin | Round robin | W–L | Hans Nüsslein | Henri Cochet | Martin Plaa | Robert Ramillon |
| 1. | Hans Nüsslein | 3–0 | | 6–3, 6–2, 6–2 | 6–1, 6–3, 6–2 | 6–3, 6–2, 6–4 |
| 2. | Henri Cochet | 2–1 | 3–6, 2–6, 3–6 | | 6–3, 6–2, 6–3 | 6–3, 6–1, 6–2 |
| 3. | Martin Plaa | 1–2 | 1–6, 3–6, 2–6 | 3–6, 2–6, 3–6 | | 2–6, 3–6, 6–3, 6–2, 6–3 |
| 4. | Robert Ramillon | 0–3 | 3–6, 2–6, 4–6 | 3–6, 1–6, 2–6 | 6–2, 6–3, 3–6, 2–6, 3–6 | |

### 1938

| Round robin | Round robin | W–L | Hans Nüsslein | Bill Tilden | Robert Ramillon | Martin Plaa | Dan Maskell | Edmund Burke |
| 1. | Hans Nüsslein | 5–0 | | 6–1, 6–1, 5–7, 6–1 | 7–5, 6–3, 6–2 | 6–1, 6–1, 7–5 | 6–4, 6–2, 6–2 | 6–2, 6–4, 6–0 |
| 2. | Bill Tilden | 4–1 | 1–6, 1–6, 7–5, 1–6 | | 8–6, 6–0, 4–6, 6–2 | 6–2, 6–3, 6–0 | 6–3, 6–4, 8–6 | 6–4, 6–4, 6–3 |
| 3. | Robert Ramillon | 3–2 | 5–7, 3–6, 2–6 | 6–8, 0–6, 6–4, 2–6 | | 6–3, 7–5, 6–0 | 6–1, 6–3, 7–5 | 6–4, 6–4, 6–3 |
| 4. | Martin Plaa | 2–3 | 1–6, 1–6, 5–7 | 2–6, 3–6, 0–6 | 3–6, 5–7, 0–6 | | 6–4, 6–3, 6–2 | 6–3, 6–4, 6–3 |
| 5. | Dan Maskell | 1–4 | 4–6, 2–6, 2–6 | 3–6, 4–6, 6–8 | 1–6, 3–6, 5–7 | 4–6, 3–6, 2–6 | | 6–1, 6–1, 6–2 |
| 6. | Edmund Burke | 0–5 | 4–6, 4–6, 3–6 | 2–6, 1–6, 1–6 | 4–6, 4–6, 3–6 | 3–6, 4–6, 3–6 | 1–6, 1–6, 2–6 | |