Ryōsei
# Ryōsei

Ryōsei, Ryosei or Ryousei (written: 遼生, 亮正 or 良生) is a masculine Japanese given name. Notable people with the name include:

* Ryosei Akazawa (赤沢 亮正, born 1960), Japanese politician
* Ryosei Kobayashi (born 1994), Japanese squash player
* Ryosei Konishi (小西 遼生, born 1982), Japanese actor and voice actor
* Ryosei Tanaka (田中 良生, born 1963), Japanese politician
