Tour · 1978-09-18 · draw of 32
Hartford 1978
CarpetFinal
| 🇺🇸 John McEnroe | d. | 🇺🇸 Johan Kriek | 6-2 6-4 | H2H |
Semifinals
| 🇺🇸 Johan Kriek | d. | 🇿🇼 Andrew Pattison | 7-5 4-6 6-4 | H2H |
| 🇺🇸 John McEnroe | d. | 🇺🇸 Henry Pfister | 7-6 4-6 7-5 | H2H |
Quarterfinals
| 🇿🇼 Andrew Pattison | d. | 🇺🇸 Bill Scanlon | 7-6 6-1 | H2H |
| 🇺🇸 Johan Kriek | d. | 🇪🇸 Antonio Munoz | 6-1 6-2 | H2H |
| 🇺🇸 Henry Pfister | d. | 🇦🇺 Alvin Gardiner | 6-3 7-5 | H2H |
| 🇺🇸 John McEnroe | d. | 🇺🇸 Gene Mayer | 6-2 6-1 | H2H |
Round of 16
| 🇺🇸 Bill Scanlon | d. | 🇺🇸 Bruce Manson | 6-3 7-6 | H2H |
| 🇪🇸 Antonio Munoz | d. | 🇦🇺 Dick Crealy | 4-6 6-3 7-6 | H2H |
| 🇦🇺 Alvin Gardiner | d. | 🇦🇺 John James | 5-7 6-1 7-6 | H2H |
| 🇺🇸 Gene Mayer | d. | 🇿🇦 Willem Prinsloo | 6-2 6-3 | H2H |
| 🇺🇸 Johan Kriek | d. | 🇦🇺 Mark Edmondson | 6-3 6-1 | H2H |
| 🇺🇸 Henry Pfister | d. | 🇺🇸 Mike Fishbach | 6-3 6-0 | H2H |
| 🇿🇼 Andrew Pattison | d. | 🇺🇸 Stan Smith | 6-3 6-7 7-6 | H2H |
| 🇺🇸 John McEnroe | d. | 🇦🇺 Brad Drewett | 6-1 6-1 | H2H |
Round of 32
| 🇿🇦 Willem Prinsloo | d. | 🇺🇸 Dick R. Bohrnstedt | 6-4 4-6 6-4 | H2H |
| 🇿🇼 Andrew Pattison | d. | 🇺🇸 Joe Bouquin | 6-4 6-1 | H2H |
| 🇪🇸 Antonio Munoz | d. | 🇺🇸 Billy Martin | 6-3 5-7 6-2 | H2H |
| 🇺🇸 Bruce Manson | d. | 🇮🇳 Anand Amritraj | 6-3 6-4 | H2H |
| 🇦🇺 John James | d. | 🇺🇸 Bill Maze | 3-6 7-6 6-1 | H2H |
| 🇺🇸 Mike Fishbach | d. | 🇺🇸 Gewan Maharaj | 7-6 6-1 | H2H |
| 🇦🇺 Mark Edmondson | d. | 🇺🇸 Tim Wilkison | 4-6 6-0 6-4 | H2H |
| 🇦🇺 Brad Drewett | d. | 🇺🇸 Mike Barr | 6-3 6-4 | H2H |
| 🇦🇺 Alvin Gardiner | d. | 🇺🇸 Ferdi Taygan | 6-3 3-6 7-5 | H2H |
| 🇺🇸 Bill Scanlon | d. | 🇺🇸 Sherwood Stewart | 6-4 6-4 | H2H |
| 🇦🇺 Dick Crealy | d. | 🇺🇸 Erick Iskersky | 6-7 6-3 6-3 | H2H |
| 🇺🇸 Gene Mayer | d. | 🇺🇸 George Hardie | 6-2 6-3 | H2H |
| 🇺🇸 Johan Kriek | d. | 🇦🇺 Terry Rocavert | 6-1 6-0 | H2H |
| 🇺🇸 Henry Pfister | d. | 🇺🇸 Van Winitsky | 6-4 6-4 | H2H |
| 🇺🇸 Stan Smith | d. | 🇳🇿 Russell Simpson | 6-3 6-3 | H2H |
| 🇺🇸 John McEnroe | d. | 🇦🇺 Steve Docherty | 6-3 6-4 | H2H |