Karin \k(a)-rin\ as a girl's name is of Swedish origin. Variant of Katherine. Also a variant of Karen in America and Britain.
Baby names that sound like Karin are Karine, Carin, Karyn, Karrin, Karon, Korin, Kerin and Karan. Other similar baby names are Kalin, Karlin, Karmin, Kari, Karis, Farin, Kamrin, Karie, Katrin, Marin and Tarin.