| Perfect W-L Records in World Championships | |||||
| Senior Women | World | ||||
| Started 1989 | Final | World | |||
| Year | Name | State | W - L | Avg. | Location |
| 2017 | Sheila Shepard | CO | 7 - 0 | 68.37% | St. George, UT |
| 2016 | Sheila Shepard | CO | 7 - 0 | 70.05% | Montgomery, AL |
| 2013 | Sheila Shepard | CO | 7 - 0 | 71.61% | St. George, UT |
| 2012 | Gert Wilcziek | WI | 7 - 0 | 81.97% | Knoxville, TN |
| 2010 | Sheila Shepard | CO | 7 - 0 | 72.60% | Cedar Rapids, IA |
| 2009 | Sheila Shepard | CO | 7 - 0 | 78.29% | Springfield, IL |
| 2008 | Rivers Prewette | NC | 5 - 0 | 80.97% | York, PA |
| 2006 | Lucille Leis | ON,CAN | 5 - 0 | 63.84% | Gillette, WY |
| 2005 | Angeline Moisan | PQ,CAN | 5 - 0 | 68.70% | Bakersfield, CA |
| 2004 | Angeline Moisan | PQ,CAN | 5 - 0 | 64.34% | Pocatello, ID |
| 2003 | Rivers Prewette | NC | 10 - 0 | 75.11% | Eau Claire, WI |
| 2000 | Jan Turnquist | MN | 7 - 0 | 69.94% | Bismarck, ND |
| 1998 | Teddy Guillotte | CA | 5 - 0 | 75.00% | Ainsworth, NE |
| 1997 | Teddy Guillotte | CA | 5 - 0 | 77.59% | Kitchener, CAN |
| 1995 | Teddy Guillotte | CA | 5 - 0 | 70.11% | Perry, GA |
| 1991 | Marge Spray | FL | 5 - 0 | 65.71% | Biloxi, MS |
| 1990 | Marge Spray | FL | 5 - 0 | 69.73% | Stone Mtn., GA |
| Updated After 2017 World | |||||
| Compiled by Mel Yockstick | |||||