Popularity (masculine) in New Zealand
Numbers
| Isaac (masculine) | |||
| Year | Rank | Times Used | |
| 2021 | #45 | 87 | |
| 2020 | #51 | 82 | |
| 2019 | #36 | 117 | |
| 2018 | #30 | 121 | |
| 2017 | #30 | 128 | |
| 2016 | #35 | 116 | |
| 2015 | #30 | 147 | |
| 2014 | #27 | 139 | |
| 2013 | #32 | 143 | |
| 2012 | #31 | 157 | |
| 2011 | #21 | 185 | |
| 2010 | #16 | 233 | |
| 2009 | #26 | 179 | |
| 2008 | #39 | 123 | |
| 2007 | #37 | 137 | |
| 2006 | #36 | 134 | |
| 2005 | #35 | 118 | |
| 2004 | #28 | 144 | |
| 2003 | #32 | 129 | |
| 2002 | #39 | 102 | |
| 2001 | #30 | 135 | |
| 2000 | #31 | 145 | |
| 1999 | #39 | 127 | |
| 1998 | #36 | 141 | |
| 1997 | #40 | 133 | |
| 1996 | #47 | 128 | |
| 1995 | #61 | 101 | |
| 1994 | #55 | 117 | |
| 1993 | #55 | 111 | |
| 1992 | #61 | 103 | |
| 1991 | #70 | 80 | |
| 1990 | #66 | 84 | |
| 1989 | #71 | 75 | |
| 1988 | #92 | 59 | |
| 1987 | #71 | 71 | |
| 1986 | #88 | 58 | |
| 1985 | #75 | 64 | |
| 1984 | #88 | 55 | |
| 1983 | - | - | |
| 1982 | #94 | 50 | |
| 1981 | #90 | 57 | |
| 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 | - | - | |
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