| Singles | |
|---|---|
| 1975 ABN World Tennis Tournament | |
| Champion |
|
| Runner-up |
|
| Final score | 3–6, 6–2, 6–4 |
| Draw | 32 |
| Seeds | 8 |
Tom Okker was the defending champion of the singles event at the ABN World Tennis Tournament, but lost in the final to first seeded Arthur Ashe 3–6, 6–2, 6–4.