Popularity in England and Wales
Numbers
| Theodore (masculine) | |||
| Year | Rank | Percent Used | |
| 2021 | #11 | 0.902 | |
| 2020 | #14 | 0.870 | |
| 2019 | #18 | 0.809 | |
| 2018 | #29 | 0.572 | |
| 2017 | #38 | 0.506 | |
| 2016 | #42 | 0.416 | |
| 2015 | #45 | 0.364 | |
| 2014 | #59 | 0.306 | |
| 2013 | #78 | 0.229 | |
| 2012 | #97 | 0.175 | |
| 2011 | #124 | 0.136 | |
| 2010 | #137 | 0.118 | |
| 2009 | #138 | 0.120 | |
| 2008 | #128 | 0.122 | |
| 2007 | #141 | 0.110 | |
| 2006 | #148 | 0.099 | |
| 2005 | #158 | 0.088 | |
| 2004 | #174 | 0.072 | |
| 2003 | #165 | 0.076 | |
| 2002 | #163 | 0.079 | |
| 2001 | #183 | 0.063 | |
| 2000 | #176 | 0.063 | |
| 1999 | #187 | 0.056 | |
| 1998 | #192 | 0.053 | |
| 1997 | #197 | 0.050 | |
| 1996 | #209 | 0.046 | |
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