Popularity in Australia (NSW)
Numbers
| Sebastian (masculine) | |||
| Year | Rank | Times Used | |
| 2022 | #20 | 243 | |
| 2021 | #28 | 240 | |
| 2020 | #36 | 205 | |
| 2019 | #32 | 223 | |
| 2018 | #37 | 219 | |
| 2017 | #32 | 242 | |
| 2016 | #36 | 222 | |
| 2015 | #32 | 243 | |
| 2014 | #33 | 248 | |
| 2013 | #34 | 244 | |
| 2012 | #39 | 224 | |
| 2011 | #38 | 232 | |
| 2010 | #64 | 156 | |
| 2009 | #68 | 157 | |
| 2008 | #56 | 169 | |
| 2007 | #59 | 165 | |
| 2006 | #54 | 184 | |
| 2005 | #57 | 162 | |
| 2004 | #53 | 163 | |
| 2003 | #49 | 184 | |
| 2002 | #56 | 163 | |
| 2001 | #83 | 107 | |
| 2000 | #98 | 90 | |
| 1999 | - | - | |
| 1998 | - | - | |
| 1997 | - | - | |
| 1996 | - | - | |
| 1995 | - | - | |
| 1994 | - | - | |
| 1993 | - | - | |
| 1992 | - | - | |
| 1991 | - | - | |
| 1990 | - | - | |
| 1989 | - | - | |
| 1988 | - | - | |
| 1987 | - | - | |
| 1986 | - | - | |
| 1985 | - | - | |
| 1984 | - | - | |
| 1983 | - | - | |
| 1982 | - | - | |
| 1981 | - | - | |
| 1980 | - | - | |
| 1979 | - | - | |
| 1978 | - | - | |
| 1977 | - | - | |
| 1976 | - | - | |
| 1975 | - | - | |
| 1974 | - | - | |
| 1973 | - | - | |
| 1972 | - | - | |
| 1971 | - | - | |
| 1970 | - | - | |
| 1969 | - | - | |
| 1968 | - | - | |
| 1967 | - | - | |
| 1966 | - | - | |
| 1965 | - | - | |
| 1964 | - | - | |
| 1963 | - | - | |
| 1962 | - | - | |
| 1961 | - | - | |
| 1960 | - | - | |
| 1959 | - | - | |
| 1958 | - | - | |
| 1957 | - | - | |
| 1956 | - | - | |
| 1955 | - | - | |
| 1954 | - | - | |
| 1953 | - | - | |
| 1952 | - | - | |
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