Ryōichi, Ryoichi, Ryouichi or Ryohichi (written: 良一, 遼一, 僚一, 亮一 or 了一) is a masculine Japanese given name. Notable people with the name include:
- Ryoichi Adachi (安達 了一, born 1988), Japanese baseball player
- Ryoichi Akamatsu (赤松 諒一, born 1995), Japanese high jumper
- Ryoichi Fujisawa (藤沢 良一, born 1927), Japanese Nordic combined skier
- Ryoichi Fukushige (福重 良一, born 1971), Japanese footballer
- Ryōichi Hattori (服部 良一, 1907–1993), Japanese composer
- Ryoichi Hattori (politician) (服部 良一, born 1950), Japanese politician
- Ryoichi Hirano, Japanese ballet dancer
- Ryoichi Ikegami (池上 遼一, born 1944), Japanese manga artist
- Ryoichi Jinnai (神内 良一, born 1926), Japanese businessman
- Ryoichi Kawakatsu (川勝 良一, born 1958), Japanese footballer and manager
- Ryoichi Kimizuka (君塚 良一, born 1958), Japanese screenwriter, television director and film director
- Kinoshita Ryoichi (木下 良一, born 1959), Japanese aikidoka
- Ryoichi Kurisawa (栗澤 僚一, born 1982), Japanese footballer
- Ryōichi Kuroda (黒田 了一, 1911–2003), Japanese lawyer and politician
- Ryoichi Maeda (前田 遼一, born 1981), Japanese footballer
- Ryōichi Sasakawa (笹川 良一, 1899–1995), Japanese businessman and politician
- Ryōichi Sekiya (關家 良一, born 1967), Japanese ultramarathon runner
- Ryoichi Taguchi (田口 良一, born 1986), Japanese boxer
- Ryoichi Takahashi (高橋 良一, 1898–1963), Japanese entomologist
- Ryōichi Tanaka (田中 亮一, born 1947), Japanese voice actor
- Ryōichi Yazu (矢頭 良一, 1878–1908), Japanese inventor
- Ryoichi Yoshida (吉田 良一, born 1965), Japanese sprinter
Gender | Male |
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Origin | |
Word/name | Japanese |
Meaning | Different meanings depending on the kanji used |