Nairobi is a rare girls' name that peaked in 2021 and has grown less common since.
Nairobi is predominantly a girl name. In 2025 it ranked #1,870 for girl births in the United States (and #3,416 across all names), given to 106 babies. Nairobi was first reported in SSA data in 1971 and peaked in 2021 (242 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 106 | 106 | #1,870 | — |
| 2024 | 139 | 139 | #1,541 | — |
| 2023 | 177 | 177 | #1,321 | #13,550 |
| 2022 | 233 | 233 | #1,080 | — |
| 2021 | 242 | 242 | #1,043 | — |
| 2020 | 215 | 215 | #1,124 | — |
| 2019 | 65 | 70 | #2,672 | — |
| 2018 | 37 | 42 | #3,983 | — |
| 2017 | 24 | 24 | #5,479 | — |
| 2016 | 21 | 21 | #6,125 | — |
| 2015 | 14 | 14 | #8,310 | — |
| 2014 | 17 | 17 | #7,220 | — |
| 2013 | 11 | 11 | #10,049 | — |
| 2012 | 16 | 16 | #7,698 | — |
| 2011 | 8 | 8 | #13,022 | — |
| 2010 | 9 | 9 | #11,972 | — |
| 2009 | 19 | 19 | #6,991 | — |
| 2008 | 9 | 9 | #12,315 | — |
| 2007 | 19 | 19 | #7,014 | — |
| 2006 | 12 | 12 | #9,726 | — |
| 2005 | 18 | 18 | #6,740 | — |
| 2004 | 12 | 12 | #9,100 | — |
| 2003 | 9 | 9 | #11,044 | — |
| 2002 | 14 | 14 | #10,824 | #11,905 |
| 2001 | 10 | 10 | #9,882 | — |
| 2000 | 10 | 10 | #9,671 | — |
| 1999 | 21 | 21 | #8,066 | #6,926 |
| 1998 | 22 | 22 | #4,896 | — |
| 1997 | 6 | — | #13,224 | — |
| 1996 | 11 | — | #7,949 | — |
| 1994 | 11 | — | #7,978 | — |
| 1993 | 8 | — | #10,252 | — |
| 1992 | 5 | — | #14,790 | — |
| 1986 | 5 | — | #12,175 | — |
| 1985 | 7 | — | #8,965 | — |
| 1984 | 13 | — | #5,431 | — |
| 1983 | 5 | — | #11,408 | — |
| 1978 | 5 | — | — | #6,471 |
| 1976 | 6 | — | — | #5,401 |
| 1971 | 5 | — | — | #5,422 |