Primarily a boy's name · 94% boys
→ See names similar to Brennan · Popular names of the 2000s · Boys names starting with B
Rank is among all boys' names registered that year.
| Year | Babies | Rank |
|---|---|---|
| 1916 | 5 | #3,973 |
| 1949 | 6 | #3,348 |
| 1950 | 6 | #3,364 |
| 1951 | 5 | #3,776 |
| 1953 | 6 | #3,468 |
| 1954 | 8 | #2,975 |
| 1955 | 10 | #2,589 |
| 1956 | 11 | #2,515 |
| 1957 | 9 | #2,844 |
| 1958 | 14 | #2,185 |
| 1959 | 11 | #2,551 |
| 1960 | 17 | #1,976 |
| 1961 | 25 | #1,605 |
| 1962 | 24 | #1,629 |
| 1963 | 32 | #1,377 |
| 1964 | 30 | #1,436 |
| 1965 | 36 | #1,276 |
| 1966 | 53 | #999 |
| 1967 | 53 | #994 |
| 1968 | 58 | #959 |
| 1969 | 66 | #945 |
| 1970 | 73 | #932 |
| 1971 | 78 | #921 |
| 1972 | 57 | #1,069 |
| 1973 | 69 | #973 |
| 1974 | 89 | #850 |
| 1975 | 102 | #823 |
| 1976 | 99 | #838 |
| 1977 | 108 | #819 |
| 1978 | 123 | #760 |
| 1979 | 136 | #741 |
| 1980 | 142 | #736 |
| 1981 | 139 | #735 |
| 1982 | 152 | #706 |
| 1983 | 182 | #634 |
| 1984 | 232 | #562 |
| 1985 | 253 | #553 |
| 1986 | 292 | #520 |
| 1987 | 422 | #428 |
| 1988 | 460 | #422 |
| 1989 | 445 | #446 |
| 1990 | 606 | #384 |
| 1991 | 698 | #346 |
| 1992 | 642 | #368 |
| 1993 | 663 | #356 |
| 1994 | 756 | #329 |
| 1995 | 916 | #288 |
| 1996 | 895 | #297 |
| 1997 | 967 | #288 |
| 1998 | 1,051 | #274 |
| 1999 | 1,106 | #270 |
| 2000 | 1,158 | #276 |
| 2001 | 1,121 | #274 |
| 2002 | 1,121 | #273 |
| 2003 | 1,127 | #276 |
| 2004 | 1,061 | #300 |
| 2005 | 1,054 | #312 |
| 2006 | 1,116 | #299 |
| 2007 | 1,207 | #286 |
| 2008 | 1,316 | #263 |
| 2009 | 1,464 | #242 |
| 2010 | 1,279 | #270 |
| 2011 | 1,177 | #293 |
| 2012 | 1,011 | #318 |
| 2013 | 927 | #345 |
| 2014 | 806 | #387 |
| 2015 | 690 | #444 |
| 2016 | 549 | #534 |
| 2017 | 464 | #585 |
| 2018 | 382 | #661 |
| 2019 | 340 | #719 |
| 2020 | 315 | #764 |
| 2021 | 265 | #872 |
| 2022 | 224 | #995 |
| 2023 | 213 | #1,023 |
| 2024 | 207 | #1,054 |