Popularity in England and Wales
Numbers
| Sebastian (masculine) | |||
| Year | Rank | Percent Used | |
| 2023 | #42 | 0.433 | |
| 2022 | #39 | 0.454 | |
| 2021 | #38 | 0.474 | |
| 2020 | #39 | 0.456 | |
| 2019 | #34 | 0.510 | |
| 2018 | #28 | 0.582 | |
| 2017 | #35 | 0.540 | |
| 2016 | #36 | 0.557 | |
| 2015 | #35 | 0.555 | |
| 2014 | #38 | 0.551 | |
| 2013 | #38 | 0.510 | |
| 2012 | #41 | 0.455 | |
| 2011 | #47 | 0.402 | |
| 2010 | #58 | 0.335 | |
| 2009 | #62 | 0.296 | |
| 2008 | #77 | 0.252 | |
| 2007 | #87 | 0.225 | |
| 2006 | #94 | 0.209 | |
| 2005 | #89 | 0.209 | |
| 2004 | #90 | 0.196 | |
| 2003 | #88 | 0.200 | |
| 2002 | #96 | 0.172 | |
| 2001 | #106 | 0.142 | |
| 2000 | #111 | 0.134 | |
| 1999 | #112 | 0.133 | |
| 1998 | #112 | 0.129 | |
| 1997 | #113 | 0.120 | |
| 1996 | #114 | 0.118 | |
 |
|||