| 1999 Heineken Open | |
|---|---|
| Date | 11–18 January |
| Edition | 32nd |
| Category | World Series |
| Draw | 32S / 16D |
| Prize money | $325,000 |
| Surface | Hard / outdoor |
| Location | Auckland, New Zealand |
| Venue | ASB Tennis Centre |
| Champions | |
| Singles | |
 Sjeng Schalken[1] | |
| Doubles | |
 Jeff Tarango /  Daniel Vacek[2] | |
The 1999 Heineken Open was a men's ATP tennis tournament held in Auckland, New Zealand. It was the 32nd edition of the tournament and was held from 11 January to 18 January 1999 and was played on outdoor hard courts. Unseeded Sjeng Schalken won the singles title.
- ^ "1999 Auckland – Singles draw". Association of Tennis Professionals (ATP).
- ^ "1999 Auckland – Doubles draw". Association of Tennis Professionals (ATP).