# 1983 Bristol Open – Singles

John Alexander was the defending champion, but lost in the first round this year.
Johan Kriek won the title, defeating Tom Gullikson 7–6, 7–5 in the final.

## Seeds

* Johan Kriek (champion)
* Hank Pfister (second round)
* Brian Teacher (quarterfinals)
* Mark Edmondson (first round)
* Tim Mayotte (first round)
* John Alexander (first round)
* Marcos Hocevar (quarterfinals)
* Mark Dickson (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 | Semifinals | Final | Final | Final | Final |
| 1 | Johan Kriek | 6 | 1 | 7 | | | | |
| Q | Lloyd Bourne | 2 | 6 | 5 | | | | |
| Q | Lloyd Bourne | 2 | 6 | 5 | 1 | Johan Kriek | 7 | 7 |
| | | | | | | Tom Gullikson | 6 | 5 |
| | Ramesh Krishnan | 4 | 6 | | | Tom Gullikson | 6 | 5 |
| | Tom Gullikson | 6 | 7 | | | | | |

### 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 | Semifinals |
| 1 | J Kriek | 6 | 6 | | | | | | | | | | | | | | | | |
| | S Smith | 2 | 3 | | 1 | J Kriek | 6 | 6 | | | | | | | | | | | |
| | I Năstase | 1 | 7 | 6 | | I Năstase | 3 | 1 | | | | | | | | | | | |
| | P Cash | 6 | 5 | 3 | | | | | | 1 | J Kriek | 6 | 6 | 6 | | | | | |
| | R Acuña | 6 | 6 | | | | | | | | R Acuña | 4 | 7 | 4 | | | | | |
| | M De Palmer | 3 | 4 | | | R Acuña | 6 | 6 | | | | | | | | | | | |
| | N Odizor | 7 | 6 | | | N Odizor | 3 | 1 | | | | | | | | | | | |
| 5 | T Mayotte | 6 | 4 | | | | | | | | | | | | 1 | J Kriek | 6 | 1 | 7 |
| 3 | B Teacher | 6 | 6 | | | | | | | | | | | | Q | L Bourne | 2 | 6 | 5 |
| | J Fillol | 4 | 3 | | 3 | B Teacher | 6 | 6 | 6 | | | | | | | | | | |
| | G Barbosa | 7 | 6 | 3 | | W Masur | 7 | 4 | 3 | | | | | | | | | | |
| | W Masur | 6 | 7 | 6 | | | | | | 3 | B Teacher | 3 | 7 | 9 | | | | | |
| | D Gitlin | 7 | 7 | | | | | | | Q | L Bourne | 6 | 6 | 11 | | | | | |
| | C Johnstone | 5 | 6 | | | D Gitlin | 4 | 6 | 1 | | | | | | | | | | |
| Q | L Bourne | 7 | 7 | | Q | L Bourne | 6 | 4 | 6 | | | | | | | | | | |
| 8 | M Dickson | 6 | 5 | | | | | | | | | | | | | | | | |

### 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 | J Alexander | 5 | 2 | | | | | | | | | | | | | |
| | T Wilkison | 7 | 6 | | | T Wilkison | 4 | 5 | | | | | | | | |
| | J Fitzgerald | 7 | 6 | | | J Fitzgerald | 6 | 7 | | | | | | | | |
| Q | J Bates | 5 | 1 | | | | | | | | J Fitzgerald | 3 | 3 | | | |
| | R Harmon | 6 | 7 | | | | | | | | R Krishnan | 6 | 6 | | | |
| | M Doyle | 4 | 6 | | | R Harmon | 5 | 0 | | | | | | | | |
| | R Krishnan | 6 | 6 | | | R Krishnan | 7 | 6 | | | | | | | | |
| 4 | M Edmondson | 4 | 3 | | | | | | | | | | | R Krishnan | 4 | 6 |
| 7 | M Hocevar | 6 | 6 | 6 | | | | | | | | | | T Gullikson | 6 | 7 |
| | J Soares | 3 | 7 | 4 | 7 | M Hocevar | 7 | 7 | | | | | | | | |
| | M Bauer | 6 | 3 | 14 | | M Bauer | 6 | 6 | | | | | | | | |
| | B Testerman | 3 | 6 | 12 | | | | | | 7 | M Hocevar | 4 | 4 | | | |
| | T Gullikson | 6 | 6 | 6 | | | | | | | T Gullikson | 6 | 6 | | | |
| Q | R Frawley | 7 | 1 | 3 | | T Gullikson | 3 | 6 | 10 | | | | | | | |
| Q | J Smith | 1 | 6 | | 2 | H Pfister | 6 | 2 | 8 | | | | | | | |
| 2 | H Pfister | 6 | 7 | | | | | | | | | | | | | |