| Perfect W-L Records in World Championships | ||||||||
| Boys | ||||||||
| Started 1924 | Final | |||||||
| Year | Name | W - L | Avg. | State | ||||
| 2007 | Thomas Lee | 11 - 0 | 78.7 | SD | ||||
| 2005 | Mathew Korpela | 11 - 0 | 73.1 | MN | ||||
| 2002 | Drew Becker | 7 - 0 | 73.4 | ON,CAN | ||||
| 2000 | Chase Battle | 7 - 0 | 74.6 | AR | ||||
| 1996 | Jeremy Umphries | 5 - 0 | 82.3 | TX | ||||
| 1995 | Joseph Smith | 5 - 0 | 76.5 | IA | ||||
| 1993 | Jim Walters | 11 - 0 | 88.2 | OH | ||||
| 1992 | Jim Walters | 9 - 0 | 89.3 | OH | ||||
| 1991 | Jim Walters | 11 - 0 | 84.8 | OH | ||||
| 1990 | Jim Walters | 11 - 0 | 84.9 | OH | ||||
| 1989 | Jim Walters | 11 - 0 | 74.3 | OH | ||||
| 1988 | Edward Neeb | 11 - 0 | 80.7 | ON,CAN | ||||
| 1985 | Alan Francis | 11 - 0 | 88.8 | MO | ||||
| 1984 | Alan Francis | 11 - 0 | 84.2 | MO | ||||
| 1982 | Alan Francis | 11 - 0 | 84.2 | MO | ||||
| 1980 | Mark Dyson | 11 - 0 | 82.1 | NC | ||||
| 1978 | Steve Hohl | 11 - 0 | 84.1 | ON,CAN | ||||
| 1977 | Brian Neff | 7 - 0 | 80.9 | OH | ||||
| 1975 | Walter Ray Williams Jr. | 7 - 0 | 86.6 | CA | ||||
| 1974 | Doug Kienia | 7 - 0 | 81.2 | ME | ||||
| 1973 | Jeffery Williams | 7 - 0 | 85.5 | CA | ||||
| 1972 | Walter Ray Williams Jr. | 7 - 0 | 89.2 | CA | ||||
| 1971 | Walter Ray Williams Jr. | 7 - 0 | 86.6 | CA | ||||
| 1970 | Bill Holland | 7 - 0 | 79.7 | IN | ||||
| 1969 | Mark Seibold | 7 - 0 | 83.7 | IN | ||||
| 1968 | Farron Eiseman | 7 - 0 | 78.5 | WY | ||||
| 1966 | Mark Seibold | 7 - 0 | 75.6 | IN | ||||
| 1965 | Ross Stevenson | 7 - 0 | 65.1 | ON,CAN | ||||
| 1963 | Gary Roberts | 9 - 0 | 62.8 | OH | ||||
| 1962 | Gary Roberts | 7 - 0 | 62.4 | OH | ||||
| 1959 | Donnie Roberts | 7 - 0 | 55.9 | OH | ||||
| 1958 | Billy Backer | 11 - 0 | 52.2 | UT | ||||
| 1954 | Bryon Bowman | 12 - 0 | 54.0 | UT | ||||
| 1953 | Dave Loucks | 7 - 0 | 54.0 | CA | ||||
| 1952 | Dave Loucks | 7 - 0 | 50.0 | CA | ||||
| 1951 | Dave Loucks | 15 - 0 | 47.9 | CA | ||||
| Updated After 2006 World | ||||||||
| Compiled by Mel Yockstick | ||||||||