Tour · 1981-02-23 · draw of 32
Mexico City 1981
ClayFinal
| 🇨🇱 Jaime Fillol Sr. | d. | 🇦🇺 David Carter | 6-2 6-3 | H2H |
Semifinals
| 🇨🇱 Jaime Fillol Sr. | d. | 🇲🇽 Adolfo Gonzalez | 6-3 6-1 | H2H |
| 🇦🇺 David Carter | d. | 🇺🇸 Steve Krulevitz | 6-1 7-5 | H2H |
Quarterfinals
| 🇺🇸 Steve Krulevitz | d. | 🇺🇸 Tom Cain | 5-7 6-4 6-4 | H2H |
| 🇨🇱 Jaime Fillol Sr. | d. | 🇦🇺 Ross Case | 7-5 6-4 | H2H |
| 🇲🇽 Adolfo Gonzalez | d. | 🇩🇪 Klaus Eberhard | 5-7 6-4 6-4 | H2H |
| 🇦🇺 David Carter | d. | 🇺🇸 John Hayes | 4-6 6-3 6-4 | H2H |
Round of 16
| 🇲🇽 Adolfo Gonzalez | d. | 🇺🇸 Jimmy Arias | 6-3 6-2 | H2H |
| 🇺🇸 Tom Cain | d. | 🇺🇸 Ben McKown | 6-3 6-4 | H2H |
| 🇺🇸 Steve Krulevitz | d. | 🇺🇸 Chris Mayotte | 6-4 6-3 | H2H |
| 🇨🇱 Jaime Fillol Sr. | d. | 🇦🇺 John Alexander | 7-6 4-6 6-1 | H2H |
| 🇦🇺 David Carter | d. | 🇺🇸 Dick Stockton | 7-6 7-6 | H2H |
| 🇩🇪 Klaus Eberhard | d. | 🇦🇷 Guillermo Aubone | 6-3 7-6 | H2H |
| 🇺🇸 John Hayes | d. | 🇺🇸 Marty Davis | 7-6 3-6 7-6 | H2H |
| 🇦🇺 Ross Case | d. | 🇦🇺 Paul Kronk | 3-6 6-4 7-6 | H2H |
Round of 32
| 🇺🇸 Steve Krulevitz | d. | 🇲🇽 Jorge Lozano | 6-4 6-4 | H2H |
| 🇲🇽 Adolfo Gonzalez | d. | 🇦🇺 Cliff Letcher | 7-5 7-5 | H2H |
| 🇨🇱 Jaime Fillol Sr. | d. | 🇩🇪 Peter Spang | 3-6 6-2 6-1 | H2H |
| 🇺🇸 Marty Davis | d. | 🇦🇺 Syd Ball | 3-6 6-3 6-2 | H2H |
| 🇦🇺 Ross Case | d. | 🇨🇱 Alvaro Fillol | 6-1 6-4 | H2H |
| 🇦🇺 David Carter | d. | 🇵🇪 Pablo Arraya | 2-6 6-3 6-4 | H2H |
| 🇺🇸 Tom Cain | d. | 🇫🇮 Leo Palin | 6-4 4-6 7-6 | H2H |
| 🇦🇷 Guillermo Aubone | d. | 🇺🇸 Mike Estep | 5-7 6-2 7-6 | H2H |
| 🇺🇸 Jimmy Arias | d. | 🇲🇽 Javier Ordaz | 6-4 6-2 | H2H |
| 🇺🇸 Chris Mayotte | d. | 🇩🇪 Wolfgang Popp | 3-6 6-1 7-6 | H2H |
| 🇦🇺 John Alexander | d. | 🇩🇪 Karl Meiler | 3-6 7-5 6-3 | H2H |
| 🇺🇸 Dick Stockton | d. | 🇨🇴 Alejandro Cortes | 6-3 5-7 6-2 | H2H |
| 🇩🇪 Klaus Eberhard | d. | 🇺🇸 Bruce Foxworth | 6-2 6-0 | H2H |
| 🇺🇸 John Hayes | d. | 🇺🇸 Billy Martin | 3-6 6-2 6-4 | H2H |
| 🇦🇺 Paul Kronk | d. | 🇲🇽 Emilio Montano | 6-1 6-2 | H2H |
| 🇺🇸 Ben McKown | d. | 🇺🇸 Rick Meyer | 3-6 7-6 6-4 | H2H |