The baby name Alannah appears in baby name data for the United States from 1990 to 2024. It was most popular in 2015 with 413 babies given the name.
In the later years of this period, Alannah has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1990 | 163 |
| 1991 | 104 |
| 1992 | 27 |
| 1993 | 68 |
| 1995 | 30 |
| 1996 | 38 |
| 1997 | 61 |
| 1998 | 78 |
| 1999 | 84 |
| 2000 | 39 |
| 2001 | 128 |
| 2002 | 49 |
| 2003 | 119 |
| 2004 | 211 |
| 2005 | 198 |
| 2006 | 197 |
| 2007 | 248 |
| 2008 | 264 |
| 2009 | 196 |
| 2010 | 246 |
| 2011 | 257 |
| 2012 | 292 |
| 2013 | 286 |
| 2014 | 237 |
| 2015 | 413 |
| 2016 | 328 |
| 2017 | 343 |
| 2018 | 229 |
| 2019 | 226 |
| 2020 | 187 |
| 2021 | 192 |
| 2022 | 154 |
| 2023 | 119 |
| 2024 | 125 |