Popularity in Australia (NSW)
Numbers
| Isaac (masculine) | |||
| Year | Rank | Times Used | |
| 2022 | #19 | 267 | |
| 2021 | #23 | 268 | |
| 2020 | #23 | 259 | |
| 2019 | #18 | 289 | |
| 2018 | #17 | 290 | |
| 2017 | #15 | 326 | |
| 2016 | #12 | 364 | |
| 2015 | #8 | 409 | |
| 2014 | #14 | 380 | |
| 2013 | #14 | 417 | |
| 2012 | #16 | 387 | |
| 2011 | #19 | 369 | |
| 2010 | #18 | 383 | |
| 2009 | #21 | 356 | |
| 2008 | #23 | 356 | |
| 2007 | #25 | 309 | |
| 2006 | #29 | 287 | |
| 2005 | #35 | 254 | |
| 2004 | #35 | 257 | |
| 2003 | #46 | 201 | |
| 2002 | #48 | 192 | |
| 2001 | #45 | 220 | |
| 2000 | #40 | 241 | |
| 1999 | #42 | 224 | |
| 1998 | #45 | 216 | |
| 1997 | #57 | 169 | |
| 1996 | #74 | 123 | |
| 1995 | #95 | 88 | |
| 1994 | #99 | 80 | |
| 1993 | #90 | 89 | |
| 1992 | - | - | |
| 1991 | #86 | 95 | |
| 1990 | #99 | 75 | |
| 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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