Popularity (masculine) in England and Wales
Numbers
| Duncan (masculine) | |||
| Year | Rank | Percent Used | |
| 2022 | - | - | |
| 2021 | - | - | |
| 2020 | - | - | |
| 2019 | - | - | |
| 2018 | - | - | |
| 2017 | - | - | |
| 2016 | - | - | |
| 2015 | - | - | |
| 2014 | - | - | |
| 2013 | #882 | 0.009 | |
| 2012 | - | - | |
| 2011 | #781 | 0.011 | |
| 2010 | #970 | 0.008 | |
| 2009 | #868 | 0.009 | |
| 2008 | #613 | 0.014 | |
| 2007 | #631 | 0.013 | |
| 2006 | #596 | 0.014 | |
| 2005 | #493 | 0.017 | |
| 2004 | #459 | 0.018 | |
| 2003 | #490 | 0.015 | |
| 2002 | #392 | 0.020 | |
| 2001 | #482 | 0.014 | |
| 2000 | #392 | 0.018 | |
| 1999 | #349 | 0.021 | |
| 1998 | #298 | 0.027 | |
| 1997 | #289 | 0.028 | |
| 1996 | #220 | 0.042 | |
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