| Competition | City | Date | Roles |
|---|
| 1 | Dutch Championships 2016 | Den Haag | 2016-03-03 | Judge (Advanced novice girls, Basic novice A girls) |
| 2 | Dutch Championships 2014 | Amsterdam | 2014-02-14 | Judge (Senior ladies, Senior men, Advanced novice girls, Advanced novice boys) |
| 3 | Dutch Championships 2012 | Tilburg | 2011-12-17 | Judge (Novice girls, Novice boys) |
| 4 | Dutch Championships 2010 | Eindhoven | 2009-12-19 | Judge (Senior ladies, Senior men, Novice boys, Novice girls) |
| 5 | Dutch Championships 2008 | Tilburg | 2008-01-04 | Judge (Junior ladies, Junior men, Novice girls, Novice boys) |
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