Popularity in England and Wales
Numbers
| Ieuan (masculine) | |||
| Year | Rank | Percent Used | |
| 2021 | - | - | |
| 2020 | - | - | |
| 2019 | - | - | |
| 2018 | - | - | |
| 2017 | #943 | 0.009 | |
| 2016 | #732 | 0.013 | |
| 2015 | #692 | 0.013 | |
| 2014 | #616 | 0.016 | |
| 2013 | #596 | 0.016 | |
| 2012 | #559 | 0.017 | |
| 2011 | #557 | 0.017 | |
| 2010 | #408 | 0.026 | |
| 2009 | #359 | 0.030 | |
| 2008 | #362 | 0.029 | |
| 2007 | #298 | 0.036 | |
| 2006 | #273 | 0.039 | |
| 2005 | #253 | 0.041 | |
| 2004 | #240 | 0.041 | |
| 2003 | #246 | 0.041 | |
| 2002 | #239 | 0.041 | |
| 2001 | #222 | 0.045 | |
| 2000 | #199 | 0.053 | |
| 1999 | #193 | 0.053 | |
| 1998 | #207 | 0.048 | |
| 1997 | #203 | 0.049 | |
| 1996 | #212 | 0.044 | |
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