Bliss \b-li-ss\ as a boy's name (also used as girl's name Bliss), is of Old English origin, and the meaning of Bliss is "intense happiness".
For more information, see also the related name Bligh.
Baby names that sound like Bliss are Blaise, Blase and Blais. Other similar baby names are Beviss, Boriss, Elias, Elis, Eliso, Elliss, Ilias and Ulisse.