Sierra is a familiar girls' name that peaked in 1998 and has since faded.
Sierra is predominantly a girl name. In 2025 it ranked #616 for girl births in the United States (and #1,216 across all names), given to 476 babies. Sierra first appears in 1940 and peaked in 1998 (5,841 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 476 | 476 | #616 | — |
| 2024 | 508 | 508 | #596 | — |
| 2023 | 525 | 525 | #567 | — |
| 2022 | 552 | 552 | #551 | — |
| 2021 | 612 | 612 | #508 | — |
| 2020 | 568 | 568 | #534 | — |
| 2019 | 630 | 630 | #499 | — |
| 2018 | 699 | 699 | #454 | — |
| 2017 | 704 | 704 | #450 | — |
| 2016 | 771 | 771 | #424 | — |
| 2015 | 800 | 800 | #404 | — |
| 2014 | 949 | 949 | #351 | — |
| 2013 | 945 | 945 | #345 | — |
| 2012 | 1,170 | 1,170 | #278 | — |
| 2011 | 1,149 | 1,149 | #278 | — |
| 2010 | 1,455 | 1,455 | #214 | — |
| 2009 | 1,676 | 1,676 | #196 | — |
| 2008 | 1,903 | 1,903 | #175 | — |
| 2007 | 2,114 | 2,114 | #168 | — |
| 2006 | 2,471 | 2,471 | #140 | #13,723 |
| 2005 | 3,054 | 3,054 | #105 | #13,067 |
| 2004 | 3,536 | 3,542 | #92 | #5,208 |
| 2003 | 4,253 | 4,253 | #73 | #6,656 |
| 2002 | 4,814 | 4,819 | #62 | #9,247 |
| 2001 | 5,244 | 5,244 | #55 | #9,092 |
| 2000 | 5,528 | 5,528 | #53 | #8,099 |
| 1999 | 5,724 | 5,729 | #49 | #7,022 |
| 1998 | 5,853 | 5,859 | #51 | #5,415 |
| 1997 | 5,698 | — | #56 | #6,023 |
| 1996 | 5,499 | — | #62 | #5,139 |
| 1995 | 5,505 | — | #60 | #5,851 |
| 1994 | 4,871 | — | #71 | #3,730 |
| 1993 | 3,481 | — | #91 | #6,733 |
| 1992 | 2,622 | — | #129 | #6,609 |
| 1991 | 2,312 | — | #138 | #5,455 |
| 1990 | 2,181 | — | #141 | #4,944 |
| 1989 | 1,876 | — | #155 | #4,238 |
| 1988 | 1,560 | — | #181 | #4,731 |
| 1987 | 1,628 | — | #173 | #5,389 |
| 1986 | 1,618 | — | #169 | #5,261 |
| 1985 | 1,206 | — | #216 | #5,082 |
| 1984 | 236 | — | #717 | #7,175 |
| 1983 | 200 | — | #808 | #5,405 |
| 1982 | 210 | — | #782 | — |
| 1981 | 195 | — | #840 | #4,895 |
| 1980 | 184 | — | #850 | — |
| 1979 | 159 | — | #930 | — |
| 1978 | 173 | — | #906 | #2,906 |
| 1977 | 144 | — | #1,007 | #3,802 |
| 1976 | 96 | — | #1,242 | #6,369 |
| 1975 | 81 | — | #1,400 | #6,215 |
| 1974 | 57 | — | #1,643 | — |
| 1973 | 41 | — | #2,008 | — |
| 1972 | 24 | — | #2,889 | — |
| 1971 | 24 | — | #2,937 | — |
| 1970 | 23 | — | #3,015 | — |
| 1969 | 11 | — | #4,689 | — |
| 1968 | 5 | — | #8,022 | — |
| 1967 | 16 | — | #3,314 | — |
| 1966 | 7 | — | #5,719 | — |
| 1965 | 7 | — | #5,739 | — |
| 1964 | 9 | — | #4,953 | — |
| 1963 | 11 | — | #4,234 | — |
| 1962 | 7 | — | #5,773 | — |
| 1961 | 8 | — | #5,245 | — |
| 1959 | 6 | — | #6,135 | — |
| 1958 | 7 | — | #5,331 | — |
| 1957 | 7 | — | #5,301 | — |
| 1956 | 8 | — | #4,781 | — |
| 1955 | 8 | — | #4,686 | — |
| 1954 | 8 | — | #4,605 | — |
| 1952 | 5 | — | #6,291 | — |
| 1950 | 5 | — | #6,000 | — |
| 1948 | 11 | — | #3,323 | — |
| 1947 | 5 | — | #6,017 | — |
| 1946 | 11 | — | #3,191 | — |
| 1945 | 14 | — | #2,442 | — |
| 1944 | 15 | — | #2,383 | — |
| 1943 | 19 | — | #2,067 | — |
| 1942 | 13 | — | #2,646 | — |
| 1941 | 24 | — | #1,645 | — |
| 1940 | 32 | — | #1,344 | — |