Ryo is a unisex Japanese given name that can be transcribed from various Kanji characters such as 亮 (bright), 涼 (cool), 遼 (distant), or 諒 (truth). It is also associated with the historical gold currency unit 'Ryō' used in pre-Meiji Japan under the Shakkanhō system. The name carries connotations of brightness, coolness, distance, and truth, reflecting the meanings of its Kanji origins.