The baby name Niall appears in baby name data for the United States from 1990 to 2024. It was most popular in 2018 with 73 babies given the name.
In the later years of this period, Niall has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1990 | 5 |
| 1991 | 5 |
| 1992 | 14 |
| 1993 | 10 |
| 1994 | 14 |
| 1996 | 7 |
| 1997 | 7 |
| 1999 | 5 |
| 2000 | 10 |
| 2001 | 12 |
| 2002 | 8 |
| 2003 | 11 |
| 2004 | 15 |
| 2006 | 5 |
| 2007 | 5 |
| 2008 | 6 |
| 2011 | 10 |
| 2012 | 8 |
| 2013 | 7 |
| 2014 | 16 |
| 2015 | 22 |
| 2016 | 26 |
| 2017 | 39 |
| 2018 | 73 |
| 2019 | 21 |
| 2020 | 17 |
| 2021 | 35 |
| 2022 | 34 |
| 2023 | 23 |
| 2024 | 37 |