Save Gender Masculine Usage Japanese Scripts 九郎, etc.(Japanese Kanji) Pronounced Pron. KOO-RO [key·IPA] Meaning & History From Japanese 九 (ku) meaning "nine" and 郎 (rō) meaning "son". This name was traditionally given to the ninth son. Other combinations of kanji characters are also possible. Related NamesFamily Tree·Details VariantsKuro, KurouSame SpellingKuro Categories family, numeric meanings Entry added November 16, 2019 ·