80%RatingSave Gender Feminine & Masculine Usage Dutch (Modern) Meaning & History Meaning unknown, possibly from the name of the senna plant. Related Names User SubmissionSenna PopularityDetails Last ranked #158 in 2022 (f) #358 in 2022 (m) Netherlands Name DaysName Days? Estonia: December 23 Categories British royal family, cartoon characters, flora, modern Dutch, nature, plants, Twilight characters, uncertain etymology