Popularity in Belgium
Numbers
| Ilona (feminine) | |||
| Year | Rank | Times Used | |
| 2022 | - | - | |
| 2021 | - | - | |
| 2020 | - | - | |
| 2019 | - | - | |
| 2018 | - | - | |
| 2017 | - | - | |
| 2016 | - | - | |
| 2015 | - | - | |
| 2014 | - | - | |
| 2013 | - | - | |
| 2012 | - | - | |
| 2011 | - | - | |
| 2010 | #181 | 59 | |
| 2009 | #177 | 58 | |
| 2008 | #183 | 59 | |
| 2007 | #147 | 67 | |
| 2006 | #127 | 79 | |
| 2005 | #108 | 94 | |
| 2004 | #113 | 87 | |
| 2003 | #140 | 70 | |
| 2002 | #171 | 58 | |
| 2001 | #200 | 51 | |
| 2000 | #169 | 63 | |
| 1999 | - | - | |
| 1998 | - | - | |
| 1997 | - | - | |
| 1996 | - | - | |
| 1995 | - | - | |
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