Save Type Surname (from location) Usage Japanese (Rare) Scripts 周防(Japanese Kanji) すおう(Japanese Hiragana) スオウ(Japanese Katakana) Pronounced Pron. [sɨ́ᵝ.ò̞ː] [key·simplify] Other Forms FormsSuo, Suou Meaning & History Derived from place name Suō.This surname is rarely used.