Malmun \m(a)-lmun, mal-mun\ as a boy's name is a variant of Maimon (Arabic), and the meaning of Malmun is "faithful, dependable".
Similar baby names are Mamun, Malden, Maldon, Malin, Mallon, Mallin, Mallen, Malvin, Malvyn, Mamoun, Salman, Salmon, Talmon and Zalman.