75%RatingSave Gender Masculine Usage English (Modern) Pronounced Pron. /ˈkaɪ.ɹoʊ/ [key·simplify] Meaning & HistoryExpand Links Variant of Cairo. Related NamesFamily Tree·Details VariantsCairo, Kairo PopularityDetails Last ranked #472 in 2022 England and Wales Last ranked #613 in 2023 United States Categories modern English