Sherwynne \sh(e)-rwynne, sherw(yn)-ne\ as a boy's name is a variant of Sherwin (Middle English), and the meaning of Sherwynne is "bright friend".
The baby name Sherwynne sounds like Sherwyn and Sherwinn. Other similar baby names are Berwynne, Berwynn, Chetwynn, Derwynn, Shermann and Sherwen.