The baby name Sierra appears in baby name data for the United States from 1940 to 2024. It was most popular in 1998 with 7,326 babies given the name.
In the later years of this period, Sierra has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1940 | 22 |
| 1941 | 12 |
| 1944 | 10 |
| 1945 | 12 |
| 1976 | 22 |
| 1977 | 16 |
| 1978 | 54 |
| 1979 | 39 |
| 1980 | 59 |
| 1981 | 76 |
| 1982 | 103 |
| 1983 | 69 |
| 1984 | 128 |
| 1985 | 1,604 |
| 1986 | 2,068 |
| 1987 | 2,099 |
| 1988 | 1,941 |
| 1989 | 2,426 |
| 1990 | 2,533 |
| 1991 | 2,992 |
| 1992 | 2,959 |
| 1993 | 4,046 |
| 1994 | 5,678 |
| 1995 | 6,189 |
| 1996 | 6,209 |
| 1997 | 6,533 |
| 1998 | 7,326 |
| 1999 | 6,116 |
| 2000 | 6,133 |
| 2001 | 5,516 |
| 2002 | 5,004 |
| 2003 | 4,517 |
| 2004 | 4,492 |
| 2004 | 32 |
| 2005 | 3,810 |
| 2006 | 2,922 |
| 2007 | 2,550 |
| 2008 | 2,192 |
| 2009 | 1,777 |
| 2010 | 1,452 |
| 2011 | 1,265 |
| 2012 | 1,300 |
| 2013 | 902 |
| 2014 | 940 |
| 2015 | 811 |
| 2016 | 772 |
| 2017 | 656 |
| 2018 | 617 |
| 2019 | 566 |
| 2020 | 481 |
| 2021 | 572 |
| 2022 | 492 |
| 2023 | 452 |
| 2024 | 445 |