Total babies named Koen (all years): 4,734
| Year | Boys (count / rank / %) |
|---|---|
| 2024 | 399 / #681 / 0.023% |
| 2023 | 468 / #604 / 0.027% |
| 2022 | 310 / #807 / 0.018% |
| 2021 | 218 / #1003 / 0.012% |
| 2020 | 162 / #1191 / 0.009% |
| 2019 | 148 / #1267 / 0.008% |
| 2018 | 161 / #1184 / 0.009% |
| 2017 | 148 / #1242 / 0.008% |
| 2016 | 181 / #1087 / 0.010% |
| 2015 | 201 / #1013 / 0.010% |
| Year | Boys (count / rank / %) |
|---|---|
| 2014 | 215 / #977 / 0.011% |
| 2013 | 179 / #1055 / 0.009% |
| 2012 | 174 / #1080 / 0.009% |
| 2011 | 166 / #1113 / 0.009% |
| 2010 | 213 / #945 / 0.011% |
| 2009 | 216 / #944 / 0.011% |
| 2008 | 242 / #876 / 0.012% |
| 2007 | 160 / #1126 / 0.008% |
| 2006 | 233 / #861 / 0.011% |
| 2005 | 154 / #1075 / 0.008% |
| Year | Boys (count / rank / %) |
|---|---|
| 2004 | 144 / #1101 / 0.007% |
| 2003 | 69 / #1756 / 0.003% |
| 2002 | 62 / #1839 / 0.003% |
| 2001 | 25 / #3466 / 0.001% |
| 2000 | 25 / #3380 / 0.001% |
| 1999 | 14 / #4909 / 0.001% |
| 1998 | 18 / #3940 / 0.001% |
| 1997 | 9 / #6396 / 0.000% |
| 1996 | 5 / #9865 / 0.000% |