Kirwen \k(i)-rwen, kir-wen\ as a boy's name is a variant of Kerwin (Irish), and the meaning of Kirwen is "little dark one".

The baby name Kirwen sounds like Kirwan, Koren, Garwen, Kerwyn, Kiran, Kierren and Kieren. Other similar baby names are Karmen, Arwin, Berwin, Kairne, Kairn, Carden, Karman, Carmen, Karson, Carsen, Carwyn, Kieran, Korbyn, Korbin, Corben, Korrin, Korin, Coren, Corwin, Corwyn, Corwan, Darwin, Derwin, Darwon, Durwin, Erwin, Irwin, Frewen, Garlen, Garmen, Garren, Garen, Garwyn, Garwin, Garven, Gorden, Goren, Gorren, Gorten, Karlin, Karlan, Karney, Kelwin, Kern, Kerwinn, Kervyn, Kervin, Kierron, Kierrin, Kieron, Kiernan, Kernan, Keiron, Keiran, Kyran, Kyron, Kirone, Keirown, Keirohn, Merwin, Marwin, Norwin, Orwin, Rowen and Sherwen.