See also the related category unknown (obscure).
Aigan is seldom used as a baby name for boys. It is not in the top 1000 names.
Baby names that sound like Aigan include Aigin, Aeson, Eachan, Eachann (Gaelic), Eachon, Eagan, Eagen, Eagon, Eagun, Eason, Easwine, Econ, Eegan, Eegen, Eegon, Eegun, Effen, Eften, Egan (Irish), and Egon (Irish, German, Hungarian, and Slavic).
† approx English pronunciation for Aigan: IH as in "it (IH.T)" ; G as in "grin (G.R.IH.N)" ; AH as in "mud (M.AH.D)" ; N as in "knee (N.IY)"