See also the related category germanic (german).
Peppyn is not popular as a baby name for boys. It is not in the top 1000 names.
Baby names that sound like Peppyn include Pepyn, Paavan (Indian), Paiman, Panya, Panyin, Pavan, Pavann, Pawnee, Pawney, Pawni, Pawnie, Pawny, Pehuen, Pepan, Pepijn (Dutch), Pepin (Spanish and English), Pepon, Peppin (French), Peppon, and Peppone (Italian).
† approx English pronunciation for Peppyn: P as in "pea (P.IY)" ; EH as in "ebb (EH.B)" ; IY as in "eat (IY.T)" ; N as in "knee (N.IY)"