Dallis \d(al)-lis\ as a girl's name (also used as boy's name Dallis), is a variant of Dallas (Scottish, Gaelic), and the meaning of Dallis is "from the dales, the valley meadows".

The baby name Dallis sounds like Dalles, Dellis and Dyllis. Other similar baby names are Wallis, Delli, Allis, Collis, Dahlia, Dalla, Dalia, Daleia, Dalit, Damalis, Daralis, Darelis, Dellise, Delis, Dalise, Dilli, Dylis, Dillys, Dollie, Dolli, Hollis, Pallas, Palles, Fyllis, Fillis, Tallie, Tallia, Wallys and Walliss.