| British Open Squash Championships | |
| Number: | 42 |
| Series: | Women's British Open Championships |
| Location: | London, England |
| Venue: | BP Club, Sydenham |
| Prevseason: | 1969 |
| Nextseason: | 1971 |
The 1970 Women's Open Squash Championships was held at the BP Club in Sydenham, London from 13–18 February 1970.Heather McKay (née Blundell) won her ninth consecutive title defeating Marcia Roche in the final.[1] [2]
| width=270 | Player one | width=270 | Player two | width=150 | Score |
|---|---|---|---|---|---|
 Heather McKay (née Blundell) | bye | ||||
| bye | |||||
| O Weldon | 9-7 9-1 9-0 | ||||
| Claire Chapman | T McMullen | 9-5 9-2 9-3 | |||
| Ann Price | Irene Rowe | 9-4 9-2 9-0 | |||
| Jean Wilson | M D Furniss | 9-3 9-2 9-7 | |||
| Margaret Claughton | Mandy Holdsworth | 10-8 9-1 9-2 | |||
| Joy Alexander | Tessa Lawrence | 9-1 9-4 9-1 | |||
| Thea Moore | J Goodwin | 9-0 9-0 9-2 | |||
| Di Fuller | C Boswell | 9-2 9-6 9-4 | |||
| Maureen Morgan | Karen Gardner | 9-4 9-3 9-4 | |||
| Heather Nielson | Janet Ledger | 5-9 9-7 10-9 9-7 | |||
| Pam Bleasdale | E Carnegie | 9-6 9-2 9-6 | |||
 Heather Rhead | H E S Wilson | 9-4 9-5 9-1 | |||
| Peggy Mason | Mary McNally | w/o | |||
| Jane Poynder | B Smith | 10-8 9-4 3-9 9-5 | |||
| Jean McFarlane | J Chamberlain | 10-9 9-2 9-6 | |||
| K Maltby | Gillian Finch | 9-7 9-7 9-2 | |||
| Brenda Carmichael | M Broughton | 9-0 9-0 9-1 | |||
| Jane Barham | Sheila Cooper | 9-6 9-3 9-3 | |||
| Bobs Whitehead | Theo Veltman | 9-2 9-2 6-9 9-1 | |||
| Jill Campion | C Bourdon | 9-1 9-2 9-7 | |||
| Barbara Sanderson | E Thomason | 9-3 9-0 9-3 | |||
| Diane Corbett | J M Goodin | 9-1 9-1 9-1 | |||
| Valerie Watson | M Taylor | 9-1 9-2 9-1 | |||
| M Young | 9-1 9-0 9-5 | ||||
| M Moon | Janet Ward | 9-6 9-1 4-9 9-0 |
| width=270 | Player one | width=270 | Player two | width=150 | Score |
|---|---|---|---|---|---|
| Morgan | Nielson |
| width=170 | Player one | width=170 | Player two | width=150 | Score |
|---|---|---|---|---|---|
| McKay | Townsend M | 9-0 9-1 9-1 | |||
| Marshall | Sinclair | 9-0 9-0 9-1 | |||
| Roche | Morgan | 9-3 9-0 9-0 | |||
| Chapman | Corbett | 9-1 9-7 9-1 | |||
| Wilson | Carmichael | 9-4 5-9 9-0 9-3 | |||
| Price | Townsend J | 7-9 9-7 9-5 9-7 | |||
| Claughton | Whitehead | 6-9 6-9 9-9 9-3 9-1 | |||
| Alexander | Watson | 8-10 2-9 10-8 4-9 |
| width=170 | Player one | width=170 | Player two | width=150 | Score |
|---|---|---|---|---|---|
| McKay | Claughton | 9-0 9-1 9-1 | |||
| Roche | Wilson | 9-7 9-4 9-4 | |||
| Marshall | Price | 9-4 9-2 6-9 10-8 | |||
| Chapman | Watson | 9-3 9-2 9-1 |
| width=170 | Player one | width=170 | Player two | width=150 | Score |
|---|---|---|---|---|---|
| McKay | Chapman | 9-0 9-0 9-1 | |||
| Marshall | Roche | 9-6 8-10 8-10 5-9 |
| width=170 | Player one | width=170 | Player two | width=150 | Score |
|---|---|---|---|---|---|
| McKay | Roche | 9-1 9-1 9-0 |