| Result
 | 
No.
 | 
Date
 | 
Tournament
 | 
Surface
 | 
Opponent
 | 
Score
 | 
| Loss
 | 
1.
 | 
1968
 | 
Parioli, Rome
 | 
Clay
 | 
  Ion Țiriac
 | 
7–9, 3–6, 4–6
 | 
| Loss
 | 
2.
 | 
1968
 | 
Reggio Calabria, Italy
 | 
Clay
 | 
  Marty Riessen
 | 
6–3, 6–3, 3–6, 4–6, 2–6
 | 
| Win
 | 
1.
 | 
1969
 | 
Colombia International, Barranquilla
 | 
Clay
 | 
  Jan Kodeš
 | 
6–4, 6–4, 8–10, 2–6, 6–3
 | 
| Win
 | 
2.
 | 
1969
 | 
Denver Tournament, United States
 | 
Hard (i)
 | 
  Stan Smith
 | 
6–4, 6–5
 | 
| Loss
 | 
3.
 | 
1969
 | 
Stockholm Open, Sweden
 | 
Hard (i)
 | 
  Nikola Pilić
 | 
4–6, 6–4, 2–6
 | 
| Win
 | 
3.
 | 
1970
 | 
U.S. National Indoor Championships, Salisbury
 | 
Hard (i)
 | 
  Cliff Richey
 | 
6–8, 3–6, 6–4, 9–7, 6–0
 | 
| Win
 | 
4.
 | 
1970
 | 
Italian Open, Rome
 | 
Clay
 | 
  Jan Kodeš
 | 
6–3, 1–6, 6–3, 8–6
 | 
| Loss
 | 
4.
 | 
1970
 | 
Belgian Open Championships, Brussels
 | 
Clay
 | 
  Tom Okker
 | 
3–6, 4–6, 6–0, 6–4, 4–6
 | 
| Loss
 | 
5.
 | 
1970
 | 
German Open Tennis Championships, Hamburg
 | 
Clay
 | 
  Tom Okker
 | 
6–4, 3–6, 3–6, 4–6
 | 
| Win
 | 
5.
 | 
1971
 | 
Omaha Open, United States
 | 
Carpet (i)
 | 
  Cliff Richey
 | 
6–4, 6–3, 6–1
 | 
| Win
 | 
6.
 | 
1971
 | 
Richmond WCT, United States
 | 
Carpet (i)
 | 
  Arthur Ashe
 | 
3–6, 6–2, 6–4
 | 
| Loss
 | 
6.
 | 
1971
 | 
Macon Open, United States
 | 
Carpet (i)
 | 
  Željko Franulović
 | 
4–6, 5–7, 7–5, 6–3, 6–7
 | 
| Win
 | 
7.
 | 
1971
 | 
Hampton Grand Prix, United States
 | 
Carpet (i)
 | 
  Clark Graebner
 | 
7–5, 6–4, 7–6
 | 
| Win
 | 
8.
 | 
1971
 | 
Nice International Championships, France
 | 
Clay
 | 
  Jan Kodeš
 | 
10–8, 11–9, 6–1
 | 
| Win
 | 
9.
 | 
1971
 | 
Monte Carlo Open, Monaco
 | 
Clay
 | 
  Tom Okker
 | 
3–6, 8–6, 6–1, 6–1
 | 
| Loss
 | 
7.
 | 
1971
 | 
Madrid-2 Tournament, Spain
 | 
Clay
 | 
  Ion Țiriac
 | 
5–7, 1–6, 0–6
 | 
| Loss
 | 
8.
 | 
1971
 | 
Belgian Open Championships, Brussels
 | 
Clay
 | 
  Cliff Drysdale
 | 
0–6, 1–6, 5–7
 | 
| Loss
 | 
9.
 | 
1971
 | 
French Open, Paris
 | 
Clay
 | 
  Jan Kodeš
 | 
6–8, 2–6, 6–2, 5–7
 | 
| Win
 | 
10.
 | 
1971
 | 
Swedish Open, Båstad
 | 
Clay
 | 
  Jan Leschly
 | 
6–7, 6–2, 6–1, 6–4
 | 
| Win
 | 
11.
 | 
1971
 | 
Wembley Championships, London
 | 
Carpet (i)
 | 
  Rod Laver
 | 
3–6, 6–3, 3–6, 6–4, 6–4
 | 
| Loss
 | 
10.
 | 
1971
 | 
South American Open, Buenos Aires
 | 
Clay
 | 
  Željko Franulović
 | 
3–6, 6–7, 1–6
 | 
| Win
 | 
12.
 | 
1971
 | 
Masters, Paris
 | 
Hard (i)
 | 
  Stan Smith
 | 
Round robin
 | 
| Win
 | 
13.
 | 
1972
 | 
Baltimore International, United States
 | 
Carpet (i)
 | 
  Jimmy Connors
 | 
1–6, 6–4, 7–6
 | 
| Win
 | 
14.
 | 
1972
 | 
Omaha Open, United States (2)
 | 
Carpet (i)
 | 
  Ion Țiriac
 | 
2–6, 6–0, 6–1
 | 
| Loss
 | 
11.
 | 
1972
 | 
U.S. National Indoor Championships, Salisbury
 | 
Carpet (i)
 | 
  Stan Smith
 | 
7–5, 2–6, 3–6, 4–6
 | 
| Loss
 | 
12.
 | 
1972
 | 
Hampton Grand Prix, United States
 | 
Carpet (i)
 | 
  Stan Smith
 | 
3–6, 2–6, 7–6, 4–6
 | 
| Win
 | 
15.
 | 
1972
 | 
Monte Carlo Open, Monaco (2)
 | 
Clay
 | 
  František Pála
 | 
6–1, 6–0, 6–3
 | 
| Win
 | 
16.
 | 
1972
 | 
Madrid Tennis Grand Prix, Spain
 | 
Clay
 | 
  František Pála
 | 
6–0, 6–0, 6–1
 | 
| Win
 | 
17.
 | 
1972
 | 
Nice International Championships (2)
 | 
Clay
 | 
  Jan Kodeš
 | 
6–0, 6–4, 6–3
 | 
| Loss
 | 
13.
 | 
1972
 | 
Wimbledon Championships, London
 | 
Grass
 | 
  Stan Smith
 | 
6–4, 3–6, 3–6, 6–4, 5–7
 | 
| Loss
 | 
14.
 | 
1972
 | 
Swedish Open, Båstad
 | 
Clay
 | 
  Manuel Orantes
 | 
4–6, 3–6, 1–6
 | 
| Win
 | 
18.
 | 
1972
 | 
Düsseldorf Grand Prix, West Germany
 | 
Clay
 | 
  Jürgen Fassbender
 | 
6–0, 6–2, 6–1
 | 
| Win
 | 
19.
 | 
1972
 | 
Rothmans Canadian Open, Toronto
 | 
Clay
 | 
  Andrew Pattison
 | 
6–4, 6–3
 | 
| Win
 | 
20.
 | 
1972
 | 
South Orange Open, United States
 | 
Grass
 | 
  Manuel Orantes
 | 
6–4, 6–4
 | 
| Win
 | 
21.
 | 
1972
 | 
US Open, New York
 | 
Grass
 | 
  Arthur Ashe
 | 
3–6, 6–3, 6–7, 6–4, 6–3
 | 
| Win
 | 
22.
 | 
1972
 | 
Rainier International Tennis Classic, Seattle
 | 
Carpet (i)
 | 
  Tom Gorman
 | 
6–4, 3–6, 6–3
 | 
| Win
 | 
23.
 | 
1972
 | 
Dewar Cup, London
 | 
Carpet (i)
 | 
  Tom Gorman
 | 
6–4, 6–3
 | 
| Win
 | 
24.
 | 
1972
 | 
Masters, Barcelona (2)
 | 
Hard (i)
 | 
  Stan Smith
 | 
6–3, 6–2, 3–6, 2–6, 6–3
 | 
| Win
 | 
25.
 | 
1973
 | 
Omaha Open, United States (3)
 | 
Carpet (i)
 | 
  Jimmy Connors
 | 
5–0, ret.
 | 
| Win
 | 
26.
 | 
1973
 | 
Calgary Indoor, Canada
 | 
Hard (i)
 | 
  Paul Gerken
 | 
6–4, 7–6
 | 
| Loss
 | 
15.
 | 
1973
 | 
Hampton Grand Prix, United States
 | 
Carpet (i)
 | 
  Jimmy Connors
 | 
6–4, 3–6, 5–7, 3–6
 | 
| Win
 | 
27.
 | 
1973
 | 
Washington-2 Tournament, United States
 | 
Carpet (i)
 | 
  Jimmy Connors
 | 
4–6, 6–4, 6–2, 5–7, 6–2
 | 
| Win
 | 
28.
 | 
1973
 | 
Barcelona-2 Tournament, Spain
 | 
Clay
 | 
  Adriano Panatta
 | 
6–1, 3–6, 6–1, 6–2
 | 
| Win
 | 
29.
 | 
1973
 | 
Monte Carlo Open, Monaco (3)
 | 
Clay
 | 
  Björn Borg
 | 
6–4, 6–1, 6–2
 | 
| Win
 | 
30.
 | 
1973
 | 
Madrid-2 Tournament, Spain
 | 
Clay
 | 
  Adriano Panatta
 | 
6–3, 7–6, 5–7, 6–1
 | 
| Win
 | 
31.
 | 
1973
 | 
Dunhill Florence, Italy
 | 
Clay
 | 
  Adriano Panatta
 | 
6–3, 3–6, 0–6, 7–6, 6–4
 | 
| Loss
 | 
16.
 | 
1973
 | 
British Hard Court Championships, Bournemouth
 | 
Clay
 | 
  Adriano Panatta
 | 
8–6, 5–7, 3–6
 | 
| Win
 | 
32.
 | 
1973
 | 
French Open, Paris
 | 
Clay
 | 
  Nikola Pilić
 | 
6–3, 6–3, 6–0
 | 
| Win
 | 
33.
 | 
1973
 | 
Italian Open, Rome (2)
 | 
Clay
 | 
  Manuel Orantes
 | 
6–1, 6–1, 6–1
 | 
| Win
 | 
34.
 | 
1973
 | 
Queen's Club Championships, London
 | 
Grass
 | 
  Roger Taylor
 | 
9–8, 6–3
 | 
| Win
 | 
35.
 | 
1973
 | 
Swiss Open, Gstaad
 | 
Clay
 | 
  Roy Emerson
 | 
6–4, 6–3, 6–3
 | 
| Win
 | 
36.
 | 
1973
 | 
Cincinnati Open, United States
 | 
Clay
 | 
  Manuel Orantes
 | 
5–7, 6–3, 6–4
 | 
| Win
 | 
37.
 | 
1973
 | 
Barcelona Open, Spain
 | 
Clay
 | 
  Manuel Orantes
 | 
2–6, 6–1, 8–6, 6–4
 | 
| Win
 | 
38.
 | 
1973
 | 
Paris Open, France
 | 
Hard (i)
 | 
  Stan Smith
 | 
4–6, 6–1, 3–6, 6–0, 6–2
 | 
| Loss
 | 
17.
 | 
1973
 | 
Dewar Cup, London
 | 
Carpet (i)
 | 
  Tom Okker
 | 
3–6, 4–6
 | 
| Win
 | 
39
 | 
1973
 | 
Masters, Boston (3)
 | 
Hard (i)
 | 
  Tom Okker
 | 
6–3, 7–5, 4–6, 6–3
 | 
| Win
 | 
40.
 | 
1973
 | 
Kingston Tennis Tournament, Jamaica
 | 
Hard (i)
 | 
  Brian Gottfried
 | 
6–1, 6–7, 6–3
 | 
| Win
 | 
41.
 | 
1974
 | 
Richmond WCT, United States (2)
 | 
Carpet (i)
 | 
  Tom Gorman
 | 
6–2, 6–3
 | 
| Loss
 | 
18.
 | 
1974
 | 
Toronto Indoor, Canada
 | 
Carpet (i)
 | 
  Tom Okker
 | 
3–6, 4–6
 | 
| Loss
 | 
19.
 | 
1974
 | 
Hampton Grand Prix, United States
 | 
Carpet (i)
 | 
  Jimmy Connors
 | 
4–6, 4–6
 | 
| Win
 | 
42.
 | 
1974
 | 
Washington Indoor, United States
 | 
Carpet (i)
 | 
  Tom Okker
 | 
6–3, 6–3
 | 
| Loss
 | 
20.
 | 
1974
 | 
Monte Carlo WCT, Monaco
 | 
Clay
 | 
  Andrew Pattison
 | 
7–5, 3–6, 4–6
 | 
| Win
 | 
43.
 | 
1974
 | 
British Hard Court Championships, Bournemouth
 | 
Clay
 | 
  Paolo Bertolucci
 | 
6–1, 6–3, 6–2
 | 
| Loss
 | 
21.
 | 
1974
 | 
Italian Open, Rome
 | 
Clay
 | 
  Björn Borg
 | 
3–6, 4–6, 2–6
 | 
| Win
 | 
44.
 | 
1974
 | 
Cedar Grove Open, United States
 | 
Clay
 | 
  Juan Gisbert Sr.
 | 
6–4, 7–6
 | 
| Win
 | 
45.
 | 
1974
 | 
Madrid Tennis Grand Prix, Spain (2)
 | 
Clay
 | 
  Björn Borg
 | 
6–4, 5–7, 6–2, 4–6, 6–4
 | 
| Win
 | 
46.
 | 
1974
 | 
Barcelona Open, Spain (2)
 | 
Clay
 | 
  Manuel Orantes
 | 
8–6, 9–7, 6–3
 | 
| Win
 | 
47.
 | 
1974
 | 
World Invitational Tennis Classic, Hilton Head
 | 
Carpet
 | 
  Bjorn Börg
 | 
7–6, 6–3
 | 
| Loss
 | 
22.
 | 
1974
 | 
Masters, Melbourne
 | 
Grass
 | 
  Guillermo Vilas
 | 
6–7, 2–6, 6–3, 6–3, 4–6
 | 
| Loss
 | 
23.
 | 
1975
 | 
Swiss Indoors, Basel
 | 
Hard (i)
 | 
  Jiří Hřebec
 | 
1–6, 6–7, 6–2, 3–6
 | 
| Loss
 | 
24
 | 
1975
 | 
American Airlines Tennis Games, Tucson
 | 
Hard
 | 
  John Alexander
 | 
5–7, 2–6
 | 
| Win
 | 
48.
 | 
1975
 | 
Barcelona-2 Tournament, Spain (2)
 | 
Clay
 | 
  Juan Gisbert Sr.
 | 
6–1, 7–5, 6–2
 | 
| Win
 | 
49.
 | 
1975
 | 
Valencia Tennis Tournament, Spain
 | 
Clay
 | 
  Manuel Orantes
 | 
6–3, 6–0
 | 
| Win
 | 
50.
 | 
1975
 | 
Madrid-2 Tournament, Spain (2)
 | 
Clay
 | 
  Manuel Orantes
 | 
7–6, 6–1, 2–6, 6–3
 | 
| Loss
 | 
25.
 | 
1975
 | 
Louisville Open, United States
 | 
Clay
 | 
  Guillermo Vilas
 | 
4–6, 3–6
 | 
| Loss
 | 
26.
 | 
1975
 | 
Rothmans Canadian Open, Toronto
 | 
Clay
 | 
  Manuel Orantes
 | 
6–7, 0–6, 1–6
 | 
| Win
 | 
51.
 | 
1975
 | 
South Orange Open, United States (2)
 | 
Clay
 | 
  Bob Hewitt
 | 
7–6, 6–1
 | 
| Win
 | 
52.
 | 
1974
 | 
World Invitational Tennis Classic, Hilton Head
 | 
Clay
 | 
  Rod Laver
 | 
5–7, 7–6, 6–4
 | 
| Win
 | 
53.
 | 
1975
 | 
Masters, Stockholm (4)
 | 
Carpet (i)
 | 
  Björn Borg
 | 
6–2, 6–2, 6–1
 | 
| Win
 | 
54.
 | 
1976
 | 
Atlanta WCT, United States
 | 
Carpet (i)
 | 
  Jeff Borowiak
 | 
6–2, 6–4
 | 
| Loss
 | 
27.
 | 
1976
 | 
Baltimore International, United States
 | 
Carpet (i)
 | 
  Tom Gorman
 | 
5–7, 3–6
 | 
| Win
 | 
55.
 | 
1976
 | 
U.S. National Indoor Championships, Salisbury (2)
 | 
Carpet (i)
 | 
  Jimmy Connors
 | 
6–2, 6–3, 7–6
 | 
| Loss
 | 
28.
 | 
1976
 | 
Hampton Grand Prix, United States
 | 
Carpet (i)
 | 
  Jimmy Connors
 | 
2–6, 2–6, 2–6
 | 
| Win
 | 
56.
 | 
1976
 | 
La Costa WCT, United States
 | 
Hard
 | 
  Jimmy Connors
 | 
4–6, 6–0, 6–1
 | 
| Loss
 | 
29.
 | 
1976
 | 
Caracas WCT, Venezuela
 | 
Hard
 | 
  Raúl Ramírez
 | 
3–6, 4–6
 | 
| Loss
 | 
30.
 | 
1976
 | 
Stockholm WCT, Sweden
 | 
Carpet (i)
 | 
  Wojtek Fibak
 | 
4–6, 6–7
 | 
| Win
 | 
57.
 | 
1976
 | 
WCT Challenge Cup, Honolulu
 | 
Hard
 | 
  Arthur Ashe
 | 
6–3, 1–6, 6–7, 6–3, 6–1
 | 
| Loss
 | 
31.
 | 
1976
 | 
Nottingham Open, England
 | 
Grass
 | 
  Jimmy Connors
 | 
2–6, 6–4, 1–1 (abandoned, rain)
 | 
| Loss
 | 
32.
 | 
1976
 | 
Wimbledon Championships, London
 | 
Grass
 | 
  Björn Borg
 | 
4–6, 2–6, 7–9
 | 
| Win
 | 
58.
 | 
1976
 | 
Pepsi Grand Slam, Myrtle Beach
 | 
Clay
 | 
  Manuel Orantes
 | 
6–4, 6–3
 | 
| Win
 | 
59.
 | 
1976
 | 
South Orange Open, United States (3)
 | 
Clay
 | 
  Roscoe Tanner
 | 
6–4, 6–2
 | 
| Loss
 | 
33.
 | 
1976
 | 
Hong Kong Open, Causeway Bay
 | 
Hard
 | 
  Ken Rosewall
 | 
6–1, 4–6, 6–7, 0–6
 | 
| Win
 | 
60.
 | 
1977
 | 
Mexico City WCT, Mexico
 | 
Carpet (i)
 | 
  Wojtek Fibak
 | 
4–6, 6–2, 7–6
 | 
| Loss
 | 
34.
 | 
1977
 | 
ABN World Tennis Tournament, Rotterdam
 | 
Carpet (i)
 | 
  Dick Stockton
 | 
6–2, 3–6, 3–6
 | 
| Win
 | 
61.
 | 
1977
 | 
WCT Challenge Cup, Las Vegas (2)
 | 
Carpet (i)
 | 
  Jimmy Connors
 | 
3–6, 7–6, 6–4, 7–5
 | 
| Loss
 | 
35.
 | 
1977
 | 
Virginia Beach Tennis Tournament, United States
 | 
Clay
 | 
  Guillermo Vilas
 | 
2–6, 6–4, 2–6
 | 
| Win
 | 
62.
 | 
1977
 | 
Aix-en-Provence Open, France
 | 
Clay
 | 
  Guillermo Vilas
 | 
6–1, 7–5, ret.
 | 
| Win
 | 
63.
 | 
1978
 | 
Miami Open, United States
 | 
Carpet (i)
 | 
  Tom Gullikson
 | 
6–3, 7–5
 | 
| Loss
 | 
36.
 | 
1978
 | 
River Oaks International Tennis Tournament, Houston
 | 
Clay
 | 
  Brian Gottfried
 | 
6–3, 2–6, 1–6
 | 
| Loss
 | 
37.
 | 
1978
 | 
WCT Invitational, Forest Hills
 | 
Clay
 | 
  Vitas Gerulaitis
 | 
2–6, 0–6
 | 
| Loss
 | 
38.
 | 
1978
 | 
Barcelona Open, Spain
 | 
Clay
 | 
  Balázs Taróczy
 | 
6–1, 5–7, 6–4, 3–6, 4–6
 | 
| Win
 | 
64.
 | 
1978
 | 
WCT Challenge Cup, Montego Bay (3)
 | 
Hard
 | 
  Peter Fleming
 | 
2–6, 5–6, 6–2, 6–4, 6–4
 | 
| Loss
 | 
39.
 | 
1979
 | 
Grand Prix Cleveland, United States
 | 
Hard
 | 
  Stan Smith
 | 
6–7, 5–7
 | 
| Loss
 | 
40.
 | 
1981
 | 
Lorraine Open, Nancy
 | 
Hard (i)
 | 
  Pavel Složil
 | 
2–6, 5–7
 | 
| Loss
 | 
41.
 | 
1981
 | 
Bologna Indoor, Italy
 | 
Carpet (i)
 | 
  Sandy Mayer
 | 
5–7, 3–6
 |