Niamh is a rare girls' name that peaked in 2008 and has grown less common since.
Niamh is a girl name. In 2025 it ranked #3,561 for girl births in the United States (and #6,268 across all names), given to 43 babies. Niamh was first reported in SSA data in 1969 and peaked in 2008 (74 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 43 | 43 | #3,561 |
| 2024 | 51 | 51 | #3,160 |
| 2023 | 33 | 33 | #4,342 |
| 2022 | 37 | 37 | #4,019 |
| 2021 | 35 | 35 | #4,150 |
| 2020 | 33 | 33 | #4,241 |
| 2019 | 44 | 44 | #3,537 |
| 2018 | 40 | 40 | #3,777 |
| 2017 | 37 | 37 | #4,051 |
| 2016 | 45 | 45 | #3,506 |
| 2015 | 35 | 35 | #4,206 |
| 2014 | 53 | 53 | #3,131 |
| 2013 | 44 | 44 | #3,558 |
| 2012 | 46 | 46 | #3,511 |
| 2011 | 60 | 60 | #2,894 |
| 2010 | 43 | 43 | #3,680 |
| 2009 | 56 | 56 | #3,080 |
| 2008 | 74 | 74 | #2,552 |
| 2007 | 58 | 58 | #3,042 |
| 2006 | 69 | 69 | #2,623 |
| 2005 | 57 | 57 | #2,894 |
| 2004 | 69 | 69 | #2,471 |
| 2003 | 67 | 67 | #2,459 |
| 2002 | 57 | 57 | #2,699 |
| 2001 | 69 | 69 | #2,320 |
| 2000 | 60 | 60 | #2,531 |
| 1999 | 47 | 47 | #2,888 |
| 1998 | 47 | 47 | #2,833 |
| 1997 | 44 | — | #2,808 |
| 1996 | 24 | — | #4,419 |
| 1995 | 37 | — | #3,142 |
| 1994 | 22 | — | #4,648 |
| 1993 | 15 | — | #6,170 |
| 1992 | 13 | — | #6,935 |
| 1991 | 9 | — | #9,127 |
| 1990 | 9 | — | #9,005 |
| 1989 | 14 | — | #6,050 |
| 1984 | 8 | — | #7,921 |
| 1980 | 8 | — | #7,897 |
| 1969 | 5 | — | #8,292 |