Popularity in Belgium
Numbers
| Louise (feminine) | |||
| Year | Rank | Times Used | |
| 2022 | #3 | 445 | |
| 2021 | #3 | 455 | |
| 2020 | #4 | 432 | |
| 2019 | #4 | 515 | |
| 2018 | #3 | 545 | |
| 2017 | #3 | 595 | |
| 2016 | #3 | 565 | |
| 2015 | #2 | 596 | |
| 2014 | #2 | 584 | |
| 2013 | #2 | 544 | |
| 2012 | #2 | 570 | |
| 2011 | #2 | 548 | |
| 2010 | #2 | 602 | |
| 2009 | #2 | 574 | |
| 2008 | #2 | 518 | |
| 2007 | #2 | 493 | |
| 2006 | #5 | 471 | |
| 2005 | #8 | 440 | |
| 2004 | #13 | 349 | |
| 2003 | #12 | 393 | |
| 2002 | #13 | 371 | |
| 2001 | #14 | 378 | |
| 2000 | #10 | 447 | |
| 1999 | #12 | 410 | |
| 1998 | #13 | 403 | |
| 1997 | #13 | 357 | |
| 1996 | #19 | 322 | |
| 1995 | #22 | 312 | |
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