Zina Garrison was the defending champion but lost in the semifinals to Natalia Zvereva.
Martina Navratilova won in the final against Zvereva, 6–4, 7–6(8–6).
Seeds The top eight seeds receive a bye into the second round.
Martina Navratilova (Champion) Zina Garrison (semifinals) Nathalie Tauziat (third round) Natalia Zvereva (final) Lori McNeil (quarterfinals) Meredith McGrath (second round) Naoko Sawamatsu (second round) Manon Bollegraf (quarterfinals) Gretchen Magers (third round) Claudia Kohde-Kilsch (first round) Catarina Lindqvist (second round) Ginger Helgeson (withdrew) Anne Minter (second round) Stephanie Rehe (first round) Akiko Kijimuta (first round) Pam Shriver (third round)
Draw
Finals
Top half
Section 1
Section 2
Bottom half
Section 3
Section 4
External links 1991 Dow Classic draws ITF tournament details