IWWF & E&A - Age Chart & Categories 1975
| yob | age | waterski | wakeboard | wakesurf | cablewake | cableski | yob |
|---|
| 2025 | -50 | | | | | | 2025 |
| 2024 | -49 | | | | | | 2024 |
| 2023 | -48 | | | | | | 2023 |
| 2022 | -47 | | | | | | 2022 |
| 2021 | -46 | | | | | | 2021 |
| 2020 | -45 | | | | | | 2020 |
| 2019 | -44 | | | | | | 2019 |
| 2018 | -43 | | | | | | 2018 |
| 2017 | -42 | | | | | | 2017 |
| 2016 | -41 | | | | | | 2016 |
| 2015 | -40 | | | | | | 2015 |
| 2014 | -39 | | | | | | 2014 |
| 2013 | -38 | | | | | | 2013 |
| 2012 | -37 | | | | | | 2012 |
| 2011 | -36 | | | | | | 2011 |
| 2010 | -35 | | | | | | 2010 |
| 2009 | -34 | | | | | | 2009 |
| 2008 | -33 | | | | | | 2008 |
| 2007 | -32 | | | | | | 2007 |
| 2006 | -31 | | | | | | 2006 |
| 2005 | -30 | | | | | | 2005 |
| 2004 | -29 | | | | | | 2004 |
| 2003 | -28 | | | | | | 2003 |
| 2002 | -27 | | | | | | 2002 |
| 2001 | -26 | | | | | | 2001 |
| 2000 | -25 | | | | | | 2000 |
| 1999 | -24 | | | | | | 1999 |
| 1998 | -23 | | | | | | 1998 |
| 1997 | -22 | | | | | | 1997 |
| 1996 | -21 | | | | | | 1996 |
| 1995 | -20 | | | | | | 1995 |
| 1994 | -19 | | | | | | 1994 |
| 1993 | -18 | | | | | | 1993 |
| 1992 | -17 | | | | | | 1992 |
| 1991 | -16 | | | | | | 1991 |
| 1990 | -15 | | | | | | 1990 |
| 1989 | -14 | | | | | | 1989 |
| 1988 | -13 | | | | | | 1988 |
| 1987 | -12 | | | | | | 1987 |
| 1986 | -11 | | | | | | 1986 |
| 1985 | -10 | | | | | | 1985 |
| 1984 | -9 | | | | | | 1984 |
| 1983 | -8 | | | | | | 1983 |
| 1982 | -7 | | | | | | 1982 |
| 1981 | -6 | | | | | | 1981 |
| 1980 | -5 | | | | | | 1980 |
| 1979 | -4 | | | | | | 1979 |
| 1978 | -3 | | | | | | 1978 |
| 1977 | -2 | | | | | | 1977 |
| 1976 | -1 | | | | | | 1976 |
| 1975 | 0 | U10 | 9&U | 9&U | U9 | U15 | 1975 |
| 1974 | 1 | U10 | 9&U | 9&U | U9 | U15 | 1974 |
| 1973 | 2 | U10 | 9&U | 9&U | U9 | U15 | 1973 |
| 1972 | 3 | U10 | 9&U | 9&U | U9 | U15 | 1972 |
| 1971 | 4 | U10 | 9&U | 9&U | U9 | U15 | 1971 |
| 1970 | 5 | U10 | 9&U | 9&U | U9 | U15 | 1970 |
| 1969 | 6 | U10 | 9&U | 9&U | U9 | U15 | 1969 |
| 1968 | 7 | U10 | 9&U | 9&U | U9 | U15 | 1968 |
| 1967 | 8 | U10 | 9&U | 9&U | U9 | U15 | 1967 |
| 1966 | 9 | U10 | 9&U | 9&U | U9 | U15 | 1966 |
| 1965 | 10 | U10 | 12&U | 12&U | U11 | U15 | 1965 |
| 1964 | 11 | U12 | 12&U | 12&U | U11 | U15 | 1964 |
| 1963 | 12 | U12 | 12&U | 12&U | U14 | U15 | 1963 |
| 1962 | 13 | U14 | 14&U | 14&U | U14 | U15 | 1962 |
| 1961 | 14 | U14 | 14&U | 14&U | U14 | U15 | 1961 |
| 1960 | 15 | U17 | 18&U | 18&U | U18 | U15 | 1960 |
| 1959 | 16 | U17 | 18&U | 18&U | U18 | U19 | 1959 |
| 1958 | 17 | U17 | 18&U | 18&U | U18 | U19 | 1958 |
| 1957 | 18 | U21 | 18&U | 18&U | U18 | U19 | 1957 |
| 1956 | 19 | U21 | Open | Open | Open | U19 | 1956 |
| 1955 | 20 | U21 | Open | Open | Open | Open | 1955 |
| 1954 | 21 | U21 | Open | Open | Open | Open | 1954 |
| 1953 | 22 | Open | Open | Open | Open | Open | 1953 |
| 1952 | 23 | Open | Open | Open | Open | Open | 1952 |
| 1951 | 24 | Open | Open | Open | Open | Open | 1951 |
| 1950 | 25 | Open | Open | Open | Open | Open | 1950 |
| 1949 | 26 | Open | Open | Open | Open | Open | 1949 |
| 1948 | 27 | Open | Open | Open | Open | Open | 1948 |
| 1947 | 28 | Open | Open | Open | Open | Open | 1947 |
| 1946 | 29 | Open | Open | Open | Open | Open | 1946 |
| 1945 | 30 | Open | 30&O | 30&O | Open | Open | 1945 |
| 1944 | 31 | Open | 30&O | 30&O | +30 | Open | 1944 |
| 1943 | 32 | Open | 30&O | 30&O | +30 | Open | 1943 |
| 1942 | 33 | Open | 30&O | 30&O | +30 | Open | 1942 |
| 1941 | 34 | Open | 30&O | 30&O | +30 | Open | 1941 |
| 1940 | 35 | Open | 30&O | 30&O | +30 | Senior1 | 1940 |
| 1939 | 36 | 35+ | 30&O | 30&O | +30 | Senior1 | 1939 |
| 1938 | 37 | 35+ | 30&O | 30&O | +30 | Senior1 | 1938 |
| 1937 | 38 | 35+ | 30&O | 30&O | +30 | Senior1 | 1937 |
| 1936 | 39 | 35+ | 30&O | 30&O | +30 | Senior1 | 1936 |