Meaning: Righteous man

Gender: Male

Pronunciation: Mah-Sah-Oh

Language origin of Masao: Japanese

Regional origin of Masao: East Asia

Languages Masao is most common: Japanese

Religions Masao is most common: Shinto, Buddhism

First letter and sound: M, Mah

Last letter and sound: O, oh

Alternative Spelling: Masio, Maseo, Masuo