73%RatingSave Gender Feminine Usage English (Modern) Pronounced Pron. /ˈkeɪ.lɪn/ [key·simplify] Meaning & HistoryExpand Links Variant of Kaylyn. Related NamesFamily Tree·Details Rootskay + lynVariantsCaelan, Cailyn, Kaelyn, Kailyn, Kalyn, Kaylan, Kaylen, Kaylin, Kaylyn, Cailin PopularityDetails Last ranked #894 in 2016 United States People think this name isRate·Details modern youthful natural wholesome refined complex Categories combinations, ends in -lynn, modern English, Sims 2 characters, Sims 3 characters