Head to head
4
Hard
7
3
Clay
1
4
Grass
3
3
Carpet
9
Jimmy Connors's wins on the left · John McEnroe's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (36)
| 1991 | Basel | Hard | SF | John McEnroe | 6-1 6-3 |
| 1989 | Toulouse | Hard | F | Jimmy Connors | 6-3 6-3 |
| 1987 | Montreal | Hard | QF | Jimmy Connors | 6-3 3-6 6-3 |
| 1986 | San Francisco | Carpet | F | John McEnroe | 7-6 6-3 |
| 1985 | Montreal | Hard | SF | John McEnroe | 6-2 6-3 |
| 1985 | Chicago | Carpet | F | John McEnroe | W/O |
| 1984 | US Open | Hard | SF | John McEnroe | 6-4 4-6 7-5 4-6 6-3 |
| 1984 | Toronto | Hard | SF | John McEnroe | 2-6 6-2 6-3 |
| 1984 | Wimbledon | Grass | F | John McEnroe | 6-1 6-1 6-2 |
| 1984 | Queen's Club | Grass | SF | John McEnroe | 6-2 6-2 |
| 1984 | Roland Garros | Clay | SF | John McEnroe | 7-5 6-1 6-2 |
| 1984 | WCT Finals | Carpet | F | John McEnroe | 6-1 6-2 6-3 |
| 1983 | Wembley | Carpet | F | John McEnroe | 7-5 6-1 6-4 |
| 1983 | Cincinnati | Hard | SF | John McEnroe | 6-7 6-1 6-4 |
| 1983 | Queen's Club | Grass | F | Jimmy Connors | 6-3 6-3 |
| 1982 | San Francisco | Carpet | F | John McEnroe | 6-1 6-3 |
| 1982 | Wimbledon | Grass | F | Jimmy Connors | 3-6 6-3 6-7 7-6 6-4 |
| 1982 | Queen's Club | Grass | F | Jimmy Connors | 7-5 6-3 |
| 1982 | Philadelphia | Carpet | F | John McEnroe | 6-3 6-3 6-1 |
| 1982 | Masters | Carpet | RR | John McEnroe | 6-2 7-5 |
| 1981 | Wembley | Carpet | F | Jimmy Connors | 3-6 2-6 6-3 6-4 6-2 |
| 1980 | US Open | Hard | SF | John McEnroe | 6-4 5-7 0-6 6-3 7-6 |
| 1980 | Wimbledon | Grass | SF | John McEnroe | 6-3 3-6 6-3 6-4 |
| 1980 | WCT Finals | Carpet | F | Jimmy Connors | 2-6 7-6 6-1 6-2 |
| 1980 | Memphis | Carpet | F | John McEnroe | 7-6 7-6 |
| 1980 | Philadelphia WCT | Carpet | F | Jimmy Connors | 6-3 2-6 6-3 3-6 6-4 |
| 1980 | Masters | Carpet | 3rd/4th | John McEnroe | W/O |
| 1979 | US Open | Hard | SF | John McEnroe | 6-3 6-3 7-5 |
| 1979 | WCT Finals | Carpet | SF | John McEnroe | 6-1 6-4 6-4 |
| 1979 | Las Vegas | Hard | SF | Jimmy Connors | 7-5 6-4 |
| 1979 | Pepsi Grand Slam | Clay | SF | Jimmy Connors | 6-3 6-4 |
| 1979 | Masters | Carpet | RR | John McEnroe | 7-5 3-0 RET |
| 1978 | US Open | Hard | SF | Jimmy Connors | 6-2 6-2 7-5 |
| 1978 | Indianapolis | Clay | QF | Jimmy Connors | 3-6 6-1 6-1 |
| 1977 | Boston | Clay | R32 | Jimmy Connors | 5-7 6-2 7-5 |
| 1977 | Wimbledon | Grass | SF | Jimmy Connors | 6-3 6-3 4-6 6-4 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.