Save Gender Masculine Usage English (Modern) Pronounced Pron. /ˈkɹɔz.bi/ [key·simplify] Meaning & History From a surname that was derived from the name of an English town, itself meaning "cross town" in Old Norse. Related Names RootCrosby (surname) PopularityDetails Last ranked #942 in 2021 United States Categories currently out of the US top 1000, isograms, surnames