| Women's World Open 1989 | |
| Number: | 7 |
| Series: | WISPA World Squash Championship |
| Location: | Warmond, Netherlands |
| Dates: | March 5–19, 1989 |
| Category: | World Open |
| Prize Money: | $40,000 |
| Champion: | Martine Le Moignan |
| Runner-Up: |  Susan Devoy |
| Semi-Finalists: |  Liz Irving Sarah Fitz-Gerald |
| Prev: | 1987 |
| Next: | 1990 |
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.[1] [2]
World number one Susan Devoy suffered a rare defeat at the hands of Martine Le Moignan in the final.
Robyn Lambourne was formerly Robyn Friday.
Liz Irving defeated Sarah Fitz-Gerald 9-5 9-2 9-1 in the third place play off.