Clayrissa \c-lay-rissa, clayr(is)-sa\ as a girl's name is a variant of Claire (Latin), and the meaning of Clayrissa is "bright, famous".
The baby name Clayrissa sounds like Clarissa, Clairissa and Clarrissa. Other similar baby names are Carissa, Carrissa, Klarissa, Clerissa, Clarisse, Clarisa, Claressa, Clorissa, Clarrisa, Clarissia and Clairessa.