| Perfect W-L Records in World Championships | |||||||||
| Junior Boys | World | ||||||||
| Started 1924 | Final | World | |||||||
| Year | Name | State | W - L | Avg. | Location | ||||
| 2013 | Dalton Rakestraw | IL | 7 - 0 | 72.09% | St. George, UT | ||||
| 2012 | Dalton Rakestraw | MO | 7 - 0 | 87.65% | Knoxville, TN | ||||
| 2010 | Matt Fuller | WA | 9 - 0 | 77.16% | Cedar Rapids, IA | ||||
| 2009 | Michael Bowman | MO | 11 - 0 | 79.90% | Springfield, IL | ||||
| 2007 | Thomas Lee | SD | 11 - 0 | 78.73% | Ardmore, OK | ||||
| 2005 | Mathew Korpela | MN | 11 - 0 | 73.06% | Bakersfield, CA | ||||
| 2002 | Drew Becker | ON,CAN | 7 - 0 | 73.44% | Red Deer, CAN | ||||
| 2000 | Chase Battle | AR | 7 - 0 | 74.61% | Bismarck, ND | ||||
| 1996 | Jeremy Umphries | TX | 5 - 0 | 82.30% | Gillette, WY | ||||
| 1995 | Joseph Smith | IA | 5 - 0 | 76.54% | Perry, GA | ||||
| 1993 | Jim Walters | OH | 11 - 0 | 88.15% | Spearfish, SD | ||||
| 1992 | Jim Walters | OH | 9 - 0 | 89.32% | Columbus, OH | ||||
| 1991 | Jim Walters | OH | 11 - 0 | 84.84% | Biloxi, MS | ||||
| 1990 | Jim Walters | OH | 11 - 0 | 84.90% | Stone Mtn., GA | ||||
| 1989 | Jim Walters | OH | 11 - 0 | 74.32% | Spearfish, SD | ||||
| 1988 | Edward Neeb | ON,CAN | 11 - 0 | 80.71% | Pleasanton, CA | ||||
| 1985 | Alan Francis | MO | 11 - 0 | 88.78% | Lafayette, IN | ||||
| 1984 | Alan Francis | MO | 11 - 0 | 84.20% | Huntsville, AL | ||||
| 1982 | Alan Francis | MO | 11 - 0 | 84.15% | Huntsville, AL | ||||
| 1980 | Mark Dyson | NC | 11 - 0 | 82.14% | Huntsville, AL | ||||
| 1978 | Steve Hohl | ON,CAN | 11 - 0 | 83.55% | Des Moines, IA | ||||
| 1977 | Brian Neff | OH | 7 - 0 | 80.93% | Greenville, OH | ||||
| 1975 | Walter Ray Williams J | CA | 7 - 0 | 86.57% | Lafayette, IN | ||||
| 1974 | Doug Kienia | ME | 7 - 0 | 81.18% | Keene, NH | ||||
| 1973 | Jeffery Williams | CA | 7 - 0 | 85.45% | Eureka, CA | ||||
| 1972 | Walter Ray Williams J | CA | 7 - 0 | 89.21% | Greenville, OH | ||||
| 1971 | Walter Ray Williams J | CA | 7 - 0 | 86.29% | Middlesex, NJ | ||||
| 1970 | Bill Holland | IN | 7 - 0 | 79.66% | South Gate, CA | ||||
| 1969 | Mark Seibold | IN | 7 - 0 | 83.68% | Erie, PA | ||||
| 1968 | Farron Eiseman | WY | 7 - 0 | 78.51% | Keene, NH | ||||
| 1966 | Mark Seibold | IN | 7 - 0 | 75.57% | Murray, UT | ||||
| 1965 | Ross Stevenson | ON,CAN | 7 - 0 | 65.18% | Keene, NH | ||||
| 1963 | Gary Roberts | OH | 9 - 0 | 63.28% | South Gate, CA | ||||
| 1962 | Gary Roberts | OH | 7 - 0 | 62.43% | Greenville, OH | ||||
| 1959 | Donnie Roberts | OH | 7 - 0 | 55.90% | Murray, UT | ||||
| 1958 | Billy Backer | UT | 11 - 0 | 52.20% | Murray, UT | ||||
| 1954 | Bryon Bowman | UT | 12 - 0 | 54.00% | Murray, UT | ||||
| 1953 | Dave Loucks | CA | 7 - 0 | 54.00% | Murray, UT | ||||
| 1952 | Dave Loucks | CA | 7 - 0 | 50.00% | Murray, UT | ||||
| 1951 | Dave Loucks | CA | 15 - 0 | 47.92% | Murray, UT | ||||
| Updated After 2014 World | |||||||||
| Compiled by Mel Yockstick | |||||||||