# 1981 Seiko World Super Tennis – Singles

Jimmy Connors was the defending champion, but did not participate this year.
Unseeded Vincent Van Patten won the tournament, beating Mark Edmondson in the final, 6–2, 3–6, 6–3.

## Seeds

* John McEnroe (semifinals)
* Björn Borg (second round)
* José Luis Clerc (second round)
* Eliot Teltscher (first round)
* Vitas Gerulaitis (quarterfinals)
* Wojtek Fibak (quarterfinals)
* N/A
* Balázs Taróczy (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | John McEnroe | 3 | 5 | | | | |
| | Vincent Van Patten | 6 | 7 | | | | |
| | Vincent Van Patten | 6 | 7 | Vincent Van Patten | 6 | 3 | 6 |
| | | | | Mark Edmondson | 2 | 6 | 3 |
| | Mark Edmondson | 7$^7$ | 6 | Mark Edmondson | 2 | 6 | 3 |
| | Heinz Günthardt | 6$^4$ | 4 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | J McEnroe | 6 | 6 | | | | | | | | | | | | | | | |
| | J Sadri | 2 | 2 | | 1 | J McEnroe | 6 | 6 | | | | | | | | | | |
| | T Fukui | 6 | 6 | | | T Fukui | 3 | 2 | | | | | | | | | | |
| | S Shiraishi | 4 | 2 | | | | | | | 1 | J McEnroe | 6 | 6 | | | | | |
| | B Scanlon | 6 | 6 | | | | | | | | B Scanlon | 4 | 3 | | | | | |
| | R Cano | 1 | 4 | | | B Scanlon | 6 | 4 | 6 | | | | | | | | | |
| | D Gitlin | 2 | 7$^7$ | 5 | LL | C Dunk | 2 | 6 | 1 | | | | | | | | | |
| LL | C Dunk | 6 | 6$^3$ | 7 | | | | | | | | | | | 1 | J McEnroe | 3 | 5 |
| 3 | J-L Clerc | 6 | 6 | | | | | | | | | | | | | V Van Patten | 6 | 7 |
| | P McNamee | 2 | 4 | | 3 | J-L Clerc | 7$^7$ | 5 | 6$^5$ | | | | | | | | | |
| | V Van Patten | 6 | 6 | | | V Van Patten | 6$^4$ | 7 | 7$^7$ | | | | | | | | | |
| | J Fitzgerald | 2 | 4 | | | | | | | | V Van Patten | 0 | 6 | 6 | | | | |
| | C Lewis | 6 | 7 | | | | | | | 5 | V Gerulaitis | 6 | 3 | 3 | | | | |
| | T Moor | 4 | 5 | | | C Lewis | 2 | 3 | | | | | | | | | | |
| | J Bailey | 4 | 7 | 1 | 5 | V Gerulaitis | 6 | 6 | | | | | | | | | | |
| 5 | V Gerulaitis | 6 | 5 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals |
| 6 | W Fibak | 7$^7$ | 3 | 6 | | | | | | | | | | | | |
| | M Purcell | 6$^3$ | 6 | 3 | 6 | W Fibak | 6 | 6 | | | | | | | | |
| | V Amaya | 3 | 6 | 6$^7$ | | P Dent | 4 | 3 | | | | | | | | |
| | P Dent | 6 | 2 | 7$^9$ | | | | | | 6 | W Fibak | 5 | 2 | | | |
| | To Gullikson | 4 | 7 | 1 | | | | | | | M Edmondson | 7 | 6 | | | |
| | M Edmondson | 6 | 5 | 6 | | M Edmondson | 6$^6$ | 6 | 6 | | | | | | | |
| | B Manson | 6 | 6 | | | B Manson | 7$^8$ | 4 | 4 | | | | | | | |
| 4 | E Teltscher | 3 | 3 | | | | | | | | | | | M Edmondson | 7$^7$ | 6 |
| 8 | B Taróczy | 6 | 3 | 4 | | | | | | | | | | H Günthardt | 6$^4$ | 4 |
| | H Günthardt | 4 | 6 | 6 | | H Günthardt | 7 | 6 | | | | | | | | |
| | R Frawley | 6 | 3 | 4 | | P Rennert | 5 | 3 | | | | | | | | |
| | P Rennert | 4 | 6 | 6 | | | | | | | H Günthardt | 7$^7$ | 7$^7$ | | | |
| | E Takeuchi | 1 | 2 | | | | | | | | Ti Gullikson | 6$^3$ | 6$^2$ | | | |
| | Ti Gullikson | 6 | 6 | | | Ti Gullikson | 6 | 6 | | | | | | | | |
| | R Krishnan | 3 | 6 | 2 | 2 | B Borg | 3 | 1 | | | | | | | | |
| 2 | B Borg | 6 | 4 | 6 | | | | | | | | | | | | |