1989 Women's World Open Squash Championship

The 1989 Women's NCM World Open Squash Championship was the women's edition of the 1989 World Open, which serves as the individual world championship for squash players. The event took place in Warmond in the Netherlands between 5 March and 19 March 1989. Martine Le Moignan won the World Open title, defeating Susan Devoy in the final.

Seeds
• # 🇳🇿 Susan Devoy (final)

• # 🇬🇬 Lisa Opie (third round)

• # 🇬🇬 Martine Le Moignan (champion)

• # 🇦🇺 Liz Irving (semifinals)

• # 🇦🇺 Michelle Martin (quarter-final)

• # 🇦🇺 Robyn Lambourne (quarter-final)

• # 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Alison Cumings (quarter-final)

• # 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Lucy Soutter (third round)

• # 🇦🇺 Danielle Drady (quarter-final)

• # 🇦🇺 Robyn Belford (second round)

• # Babette Hoogendoorn (third round)

• # 🇳🇿 Joanne Williams (second round)

• # 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Fiona Geaves (second round)

• # 🇦🇺 Sharon Bradey (first round)

• # 🇦🇺 Sarah Fitz-Gerald (semifinals)

• # Rebecca Best (third round)