The baby name Seanna appears in baby name data for the United States from 1991 to 2024. It was most popular in 2006 with 91 babies given the name.
In the later years of this period, Seanna has become less common than it once was.
| Year | Count |
|---|---|
| 1991 | 5 |
| 1997 | 12 |
| 1998 | 26 |
| 1999 | 17 |
| 2000 | 5 |
| 2001 | 7 |
| 2002 | 6 |
| 2003 | 12 |
| 2005 | 62 |
| 2006 | 91 |
| 2007 | 25 |
| 2008 | 23 |
| 2009 | 6 |
| 2010 | 10 |
| 2011 | 6 |
| 2012 | 17 |
| 2013 | 5 |
| 2014 | 10 |
| 2020 | 5 |
| 2023 | 5 |
| 2024 | 5 |