Popularity in Belgium
Numbers
| Louis (masculine) | |||
| Year | Rank | Times Used | |
| 2023 | #5 | 463 | |
| 2022 | #4 | 517 | |
| 2021 | #3 | 558 | |
| 2020 | #4 | 499 | |
| 2019 | #3 | 549 | |
| 2018 | #4 | 547 | |
| 2017 | #5 | 536 | |
| 2016 | #2 | 611 | |
| 2015 | #1 | 613 | |
| 2014 | #1 | 622 | |
| 2013 | #1 | 615 | |
| 2012 | #2 | 636 | |
| 2011 | #3 | 622 | |
| 2010 | #2 | 673 | |
| 2009 | #4 | 623 | |
| 2008 | #6 | 520 | |
| 2007 | #4 | 526 | |
| 2006 | #5 | 524 | |
| 2005 | #5 | 545 | |
| 2004 | #6 | 501 | |
| 2003 | #7 | 462 | |
| 2002 | #7 | 491 | |
| 2001 | #6 | 486 | |
| 2000 | #4 | 550 | |
| 1999 | #8 | 460 | |
| 1998 | #8 | 431 | |
| 1997 | #14 | 409 | |
| 1996 | #21 | 367 | |
| 1995 | #21 | 357 | |
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