See also the related category english.
Oswinn is not commonly used as a baby boy name. It is not in the top 1000 names.
Baby names that sound like Oswinn include Oswin (English and German), Oswinne, Oswyn, O'Shane, Ochan, Ochein, Ochen, Ochin, Ochon, Ochun, Ochyn, Ogyn, Ohan, Oisín (Irish), Onin, Osheen (Irish), Osman (English, Arabic, and Turkish), Osmarr, Osmen (Polish), and Ossin (English).
† approx English pronunciation for Oswinn: AA as in "odd (AA.D)" ; S as in "see (S.IY)" ; W as in "we (W.IY)" ; IH as in "it (IH.T)" ; N as in "knee (N.IY)"