Deloise \d(e)-loi-se\ as a girl's name is a variant of De- (American). See for meaning of Deloise.
The baby name Deloise sounds like Dellise and Delise. Other similar baby names are Heloise, Deline, Aloise, Delie, Delyse, Delisa, Delaine, Dellis, Delis, Delice, Dalise, Delline, Deloris, Denise, Dennise, Delsine, Delcine, Eloise, Felise, Heloisa and Melise.