1991 St. Petersburg Open – Singles
| Singles | |
|---|---|
| 1991 St. Petersburg Open | |
| Champion | Larisa Savchenko-Neiland |
| Runner-up | Barbara Rittner |
| Score | 3–6, 6–3, 6–4 |
| Draw | 32 (4Q) |
| Seeds | 8 |
Leila Meskhi was the defending champion, but chose to compete at Bayotte in the same week.
Larisa Savchenko-Neiland won the title by defeating Barbara Rittner 3–6, 6–3, 6–4 in the final.