| Perfect W-L Records in World Championships | |||||
| Senior Men | World | ||||
| Started 1960 | Final | World | |||
| Year | Name | State | W - L | Avg. | Location |
| 2012 | James Cooper | TN | 11 - 0 | 69.58% | Knoxville, TN |
| 2006 | Tom Westbrook | SC | 11 - 0 | 66.86% | Gillette, WY |
| 2004 | Paul LaCrosse | CO | 11 - 0 | 68.04% | Pocatello, ID |
| 2003 | Robert Hayes | NY | 11 - 0 | 71.55% | Eau Claire, WI |
| 1988 | Carl Steinfeldt (LH) | FL | 11 - 0 | 74.12% | Pleasanton, CA |
| 1987 | Ray Hill | MI | 11 - 0 | 76.63% | Eau Claire, WI |
| 1978 | Stan Manker | OH | 7 - 0 | 72.65% | Des Moines, IA |
| 1976 | Frank Stinson | MN | 7 - 0 | 74.03% | Bristol, PA |
| 1975 | Stan Manker | OH | 7 - 0 | 74.20% | Lafayette, IN |
| 1974 | Stan Manker | OH | 7 - 0 | 70.09% | Keene, NH |
| 1972 | Ray Miller | OH | 7 - 0 | 69.03% | Greenville, OH |
| 1971 | Stan Manker | OH | 7 - 0 | 67.20% | Middlesex, NJ |
| 1970 | John Paxton | IA | 7 - 0 | 65.84% | South Gate, CA |
| 1967 | John Paxton | IA | 7 - 0 | 67.27% | Fargo, ND |
| 1963 | Ralph Navarro | CA | 11 - 0 | 56.55% | South Gate, CA |
| 1961 | Joe Wilkinson | OH | 8 - 0 | 72.61% | Muncie, IN |
| LH = Left Handed | |||||
| Updated After 2014 World | |||||
| Compiled by Mel Yockstick | |||||