Gethin \ge-thin\ as a boy's name is of Welsh origin, and the meaning of Gethin is "dark-skinned".

Baby names that sound like Gethin are Cathan, Gaetan, Gaeton, Godwin and Godin. Other similar baby names are Gehan, Athan, Dathan, Ethan, Ethen, Geron, Gefen, Geffen, Genio, Jachin, Jehan, Jerrin, Jethro, Jeth, Jevvin, Jevin, Jeavin, Lathan, Lathen, Mathian, Nathan, Nathon and Nathen.