Bethann \b(e)-tha-nn\ as a girl's name is a variant of Bethany (Hebrew). See for meaning of Bethann.
The baby name Bethann sounds like Bethan, Bethanny, Bethanne and Bethani. Other similar baby names are Betha, Betheny, Bethannie, Bethanie, Bethaney, Bethanee, Bethune, Bethuna, Betiana and Ruthann.