Popularity in England and Wales
Numbers
| Isobella (feminine) | |||
| Year | Rank | Percent Used | |
| 2022 | - | - | |
| 2021 | - | - | |
| 2020 | - | - | |
| 2019 | - | - | |
| 2018 | - | - | |
| 2017 | - | - | |
| 2016 | #693 | 0.017 | |
| 2015 | #819 | 0.014 | |
| 2014 | #699 | 0.017 | |
| 2013 | #626 | 0.019 | |
| 2012 | #519 | 0.023 | |
| 2011 | #489 | 0.025 | |
| 2010 | #438 | 0.027 | |
| 2009 | #525 | 0.022 | |
| 2008 | #500 | 0.022 | |
| 2007 | #637 | 0.016 | |
| 2006 | #601 | 0.017 | |
| 2005 | #645 | 0.015 | |
| 2004 | #581 | 0.017 | |
| 2003 | #653 | 0.015 | |
| 2002 | #643 | 0.014 | |
| 2001 | #992 | 0.007 | |
| 2000 | #748 | 0.011 | |
| 1999 | #900 | 0.008 | |
| 1998 | #846 | 0.008 | |
| 1997 | - | - | |
| 1996 | - | - | |
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