Elwinn \e-lwi-nn, el-winn\ as a boy's name is a variant of Elvin (Old English), and the meaning of Elwinn is "elf or magical being, friend".
The baby name Elwinn sounds like Elwynn and Elwin. Other similar baby names are Erwinn, Eldwynn, Eldwin, Eldin, Alwine, Elwyn, Alwin, Edwin, Eadwinn, Elgin, Eljin, Elgine, Eilginn, Elian, Elwynne, Elwill, Erwin, Ewin, Kelwinn, Selwinn and Walwinn.