See also the related category greek.
Niklaas is not popular as a baby boy name. It is listed outside of the top 1000. Out of the family of boy names directly related to Niklaas, Nicholas was the most widely used in 2018.
Baby names that sound like Niklaas include Nichlas (English), Nicklas (English, German, and Scandinavian), Nicklaus (English), Niclas (Scandinavian and Welsh), Nichlos, Nichols (English), Niclasse, Nicolás (Spanish), Nicoles, Nicolls, Niklas (German, Latvian, and Scandinavian), Niklaus (German), Niklos (Hungarian), Nilos, Nilya (Russian), Nioclás (Gaelic), Nowels, Nangila, Nangilah, and Nangyla.
† approx English pronunciation for Niklaas: N as in "knee (N.IY)" ; IH as in "it (IH.T)" ; K as in "key (K.IY)" ; L as in "lay (L.EY)" ; AA as in "odd (AA.D)" ; S as in "see (S.IY)"