| Quarterfinals |  | | 1 | Bonnie Roberts (1) | Bellevue, WA |  | | | 2 | Bye | | | | 3 | Nancy D Ansboury | Lake Oswego, OR | | | | 4 | Katherine Gibbs | Corvallis, OR | | | 5 | Lynne Annett | Hood River, OR | | | | 6 | Barbara A Menze | Portland, OR | | | 7 | Andrea L Peltosalo | Lake Oswego, OR | | | | 8 | Karen A Dunlop (2) | Woodinville, WA | | | | Semifinals | | | B. Roberts (1) | | | | | | N. Ansboury | | | 4-6; 6-1; 6-2 | | B. Menze | | | | 6-0; 6-3 | | A. Peltosalo | | | 6-3; 6-2 | | | Finals | | | B. Roberts (1) | | | | 6-0; 6-2 | | B. Roberts (1) | | | 6-3; 1-6; 6-4 | | B. Menze | | | 4-6; 6-3; 6-4 | |
