| 1989 Vitosha New Otani Open | |
|---|---|
| Date | 31 July – 6 August |
| Edition | 2nd |
| Category | Category 1 |
| Draw | 32S / 16D |
| Prize money | $50,000 |
| Surface | Clay / outdoor |
| Location | Sofia, Bulgaria |
| Champions | |
| Singles | |
 Isabel Cueto | |
| Doubles | |
 Laura Garrone / Laura Golarsa | |
The 1989 Vitosha New Otani Open was a women's tennis tournament played on outdoor clay courts in Sofia, Bulgaria that was part of the Category 1 tier of the 1989 WTA Tour. The tournament was held from 31 July until 6 August 1989. Second-seeded Isabel Cueto won the singles title.
