| YEAR | WINNER & HOMETOWN | RINGER % |
| 1928 | Elsie Baldwin, Bay City | |
| 1930 | Nettie Hendricks | |
| 1931 | Cora Craun | |
| 1932 | Cora Craun | |
| 1934 | Cora Craun | |
| 1936 | Elsie Baldwin, Bay City | |
| 1937 | Elsie Baldwin, Bay City | |
| 1938 | Elsie Baldwin, Bay City | |
| 1939 | Cora Craun | |
| 1941 | Ellen Forslund, Coos Bay | |
| 1942 | Sarah Byers, Portland | |
| 1945 | Elsie Baldwin, Bay City | |
| 1946 | Sarah Byers, Portland | |
| 1947 | Sarah Byers, Portland | |
| 1948 | Sarah Byers, Portland | |
| 1949 | Sarah Byers, Portland | |
| 1950 | Sarah Byers, Portland | |
| 1951 | *Sarah Byers, Portland | |
| 1952 | *Sarah Byers, Portland | |
| 1964 | Wilma Mitchell, Beaverton | 18.2 |
| 1965 | Joan Williams, Forest Grove | 13.9 |
| 1966 | Joan Williams, Forest Grove | 15.1 |
| 1967 | Edith Stafford, Hillsboro | 19.53 |
| 1968 | Judy Miller, Beaverton | 21.6 |
| 1969 | Geneva Frazier, Dallas | 25.0 |
| 1970 | Geneva Frazier, Dallas | 32.75 |
| 1971 | Phyllis Joyner, Corvallis | 26.14 |
| 1972 | Phyllis Joyner, Albany | 37.02 |
| 1973 | Fran Cooper, Hermiston | 46.33 |
| 1974 | Fran Cooper, Hermiston | 50.48 |
| 1975 | Fran Cooper, Hermiston | 48.33 |
| 1976 | Frances Phillips, Hermiston | 51.63 |
| 1977 | Frances Phillips, Hermiston | 46.13 |
| 1978 | Frances Phillips, Hermiston | 57.43 |
| 1979 | Sandy Bartel, Oregon City | 58.03 |
| 1980 | Sandy Bartel, Oregon City | 62.29 |
| 1981 | Sandy Bartel, Oregon City | 57.04 |
| 1982 | Sandy Bartel, West Linn | 51.53 |
| 1983 | Darlene Williams, Roseburg | 52.27 |
| 1984 | Fran Cooper, Hermiston | 64.13 |
| 1985 | Fran Cooper, Hermiston | 56.96 |
| 1986 | Fran Cooper, Hermiston | 58.38 |
| 1987 | Marge McLeod, Yamhill | 58.96 |
| 1988 | Marge McLeod, Yamhill | 66.66 |
| 1989 | Marge McLeod, Yamhill | 70.22 |
| 1990 | Marge McLeod, Yamhill | 60.34 |
| 1991 | Connie Dearborn, Gilchrist | 49.65 |
| 1992 | Joanne Loy, Corvallis | 66.15 |
| 1993 | Patty Sapp, Eugene | 71.06 |
| 1994 | Patty Sapp, Eugene | *74.64 |
| 1995 | Patty Sapp, Eugene | 73.22 |
| 1996 | Patty Sapp, Eugene | 68.50 |
| 1997 | Laverne Ewing, Dallas | 65.92 |
| 1998 | Laverne Ewing, Dallas | 66.86 |
| 1999 | Laverne Ewing, Dallas | 74.26 |
| 2000 | Laverne Ewing, Dallas | 72.18 |
| 2001 | Laverne Ewing, Dallas | 65.08 |
| 2002 | Bonnie Schuster, Hermiston | 55.80 |
| 2003 | Tami Gilbert, Halsey | 45.45 |
| 2004 | Kathy Warner, Umpqua | 43.64 |
| 2005 | Terry Scoville, Bend | 45.73 |
| 2006 | Blanca Hettinga | 58.02 |
| 2007 | Blanca Hettinga | 58.6 |
| 2008 | Blanca Hettinga | 57.9 |
| 2009 | Blanca Hettinga | 60.17 |
HI PERCENTAGE: 74.64, Sapp, 1994 HI GAME: 90.00, Dearborn, 1992 1951*SARA BYERS, WORLD CHAMPION : 7-0, 44.3 1952*SARA BYERS, WORLD CHAMPION : 7-0, 53.5 | ||