Is Diderik a boy or girl name?
Diderik is listed as a boy name in our name lists. It is recorded in Belgium and Netherlands. Diderik is too rare in US Social Security records for us to chart.
Where Diderik is recorded
A country here means the name is recorded there. It is not a ranking.
Names that start like Diderik
This page shows only what our lists record for Diderik. We do not publish name meanings or origins. Sources and method.