Ryūsei (written: 竜青, 竜星, 隆聖, 隆成, 流星 or 劉生) is a masculine Japanese given name. Notable people with the name include:

• Ryo Ryusei (竜星 涼, born 1993), Japanese actor
• Ryusei Ashizawa (芦澤 竜誠, born 1995), Japanese kickboxer
• Ryusei Fujii (藤井 流星, born 1993)
• Ryusei Furukawa (1893–1968), Japanese painter
• Ryusei Kawano (河野 竜生, born 1998), Japanese baseball player
• Ryūsei Kishida (岸田 劉生, 1891–1929), Japanese painter
• Ryusei Kumagai (熊谷 龍聖, born 2001), Japanese kickboxer
• Ryusei Morikawa (森川 龍誠, born 1988), Japanese football player
• Ryūsei Nakao (中尾 隆聖, born 1951), Japanese actor
• Ryusei Nishioka (西岡隆成, born 2003), Japanese trampoline gymnast
• Nishikifuji Ryūsei (錦富士 隆聖, born 1996), Japanese sumo wrestler
• Ryusei Nose (野瀬 龍世, born 2000), Japanese footballer
• Ryusei Ohe (大江 竜聖, born 1999), Japanese baseball player
• Ryusei Okamoto (岡元 竜生, born 1993), Japanese handball player
• Ryusei Sagusa (三枝 龍生, born 1954), Yoshinkan aikido master
• Ryusei Saito (齊藤 隆成, born 1994), Japanese footballer
• Ryusei Shinoyama (篠山 竜青, born 1988), Japanese basketball player
• Ryusei Sugano (菅野 隆星, born 2002), Japanese footballer
• Ryusei Takeoka (武岡 龍世, born 2001), Japanese baseball player
• Ryusei Yamanaka (山中 琉聖, born 2001), Japanese motorcycle racer

See also

• Ryūsei (disambiguation)