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In the entire world, Diderik (Diderik , Дидерик) is a very rare male forename. The first name Diderik is characteristic of Norway, where it is a rare male name, Netherlands, where it is a very rare boy's name, and Belgium. In absolute terms, it most frequently occurs in South Africa, Norway, and Netherlands. Much less frequently, Diderik is the last name as well as the forename.
Pit, Godding, Goschel, Gerth Van Wijk, Grøholdt, Jarlsby, Joubert, Tirefort, Nheyder, Moerdijk, Sutorius, Schonheyder, Ankersmit, Cappelen, Bevervoorde, Kesteren, Regemorter, Wetteland, Schønheyder, Dingemans, Van Buren, Appeldoorn, Delabie, Ruthven, Reyntjens, Ketilsson, Nel, Boot, Knol, Loon, Lock, Loef, Haan, Otto, Spaan, Corts, Hoogendijk, Broos, Lagae, Finne, Waals, Selier, Rokven, Rorije, Gerber, Elvsveen, Voorde, Westby, Plant, and Vanregemorter