Popularity (feminine) in Northern Ireland
Numbers
| Erin (feminine) | |||
| Year | Rank | Percent Used | |
| 2022 | #16 | 0.781 | |
| 2021 | #21 | 0.705 | |
| 2020 | #18 | 0.782 | |
| 2019 | #23 | 0.770 | |
| 2018 | #16 | 0.841 | |
| 2017 | #17 | 0.852 | |
| 2016 | #19 | 0.833 | |
| 2015 | #24 | 0.736 | |
| 2014 | #24 | 0.820 | |
| 2013 | #14 | 1.090 | |
| 2012 | #19 | 1.069 | |
| 2011 | #20 | 0.987 | |
| 2010 | #17 | 1.070 | |
| 2009 | #5 | 1.500 | |
| 2008 | #11 | 1.305 | |
| 2007 | #9 | 1.413 | |
| 2006 | #10 | 1.384 | |
| 2005 | #16 | 1.327 | |
| 2004 | #17 | 1.222 | |
| 2003 | #15 | 1.368 | |
| 2002 | #19 | 1.196 | |
| 2001 | #13 | 1.407 | |
| 2000 | #22 | 0.997 | |
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