Popularity in Ireland
Numbers
| Niamh (feminine) | |||
| Year | Rank | Times Used | |
| 2023 | #73 | 75 | |
| 2022 | #78 | 70 | |
| 2021 | #72 | 82 | |
| 2020 | #86 | 61 | |
| 2019 | #54 | 106 | |
| 2018 | #59 | 104 | |
| 2017 | #47 | 132 | |
| 2016 | #41 | 157 | |
| 2015 | #42 | 143 | |
| 2014 | #34 | 169 | |
| 2013 | #32 | 204 | |
| 2012 | #37 | 185 | |
| 2011 | #30 | 249 | |
| 2010 | #25 | 292 | |
| 2009 | #24 | 314 | |
| 2008 | #18 | 344 | |
| 2007 | #18 | 340 | |
| 2006 | #18 | 350 | |
| 2005 | #13 | 375 | |
| 2004 | #10 | 421 | |
| 2003 | #11 | 370 | |
| 2002 | #8 | 407 | |
| 2001 | #6 | 477 | |
| 2000 | #6 | 519 | |
| 1999 | #5 | 571 | |
| 1998 | #6 | 492 | |
| 1997 | #5 | 622 | |
| 1996 | #3 | 612 | |
| 1995 | #2 | 645 | |
| 1994 | #2 | 672 | |
| 1993 | #2 | 719 | |
| 1992 | #6 | 545 | |
| 1991 | #6 | 550 | |
| 1990 | #6 | 533 | |
| 1989 | #6 | 499 | |
| 1988 | #6 | 514 | |
| 1987 | #11 | 443 | |
| 1986 | #9 | 494 | |
| 1985 | #11 | 468 | |
| 1984 | #12 | 444 | |
| 1983 | #14 | 426 | |
| 1982 | #13 | 481 | |
| 1981 | #11 | 501 | |
| 1980 | #14 | 492 | |
| 1979 | #12 | 469 | |
| 1978 | #14 | 431 | |
| 1977 | #14 | 390 | |
| 1976 | #16 | 390 | |
| 1975 | #23 | 327 | |
| 1974 | #21 | 355 | |
| 1973 | #26 | 313 | |
| 1972 | #28 | 278 | |
| 1971 | #32 | 238 | |
| 1970 | #33 | 215 | |
| 1969 | #43 | 188 | |
| 1968 | #50 | 157 | |
| 1967 | #56 | 129 | |
| 1966 | #56 | 129 | |
| 1965 | #89 | 73 | |
| 1964 | - | - | |
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