| 1991 Benson and Hedges Open | |
|---|---|
| Date | 7–14 January |
| Edition | 24th |
| Category | World Series |
| Draw | 32S / 16D |
| Prize money | $150,000 |
| Surface | Hard / outdoor |
| Location | Auckland, New Zealand |
| Champions | |
| Singles | |
 Karel Nováček[1] | |
| Doubles | |
 Sergio Casal / Emilio Sánchez[2] | |
The 1991 Benson and Hedges Open was a men's professional tennis tournament held in Auckland, New Zealand. The even was part of the World Series category of the 1991 ATP Tour. It was the 24th edition of the tournament and was played on outdoor hard courts from 7 January to 14 January 1991. Fourth-seeded Karel Nováček won the singles title.
