Katsuyuki (written: 勝之, 勝幸, 克幸, 克行 or 克行) is a masculine Japanese given name. Notable people with the name include:
Katsuyuki Aihara (相原 勝幸, born 1983), Japanese baseball player
Katsuyuki Hiranaka (平中 克幸, born 1981), Japanese racing driver
Katsuyuki Hirano (平野 勝之, born 1964), Japanese film director
Katsuyuki Itakura (板倉 克行, born 1943), Japanese jazz pianist
Katsuyuki Kawachi (河内 勝幸, born 1955), Japanese footballer
Katsuyuki Kawai (河井 克行, born 1963), Japanese politician
Katsuyuki Kiyomiya (清宮 克幸, born 1967), Japanese rugby union player and coach
Katsuyuki Kondo (藤 勝之, born 1945)Japanese martial artist
Katsuyuki Konishi (小西 克幸, born 1973), Japanese voice actor
Katsuyuki Masuchi (増地 克之, born 1970), Japanese judoka
Katsuyuki Minami (南 克幸, born 1970), Japanese volleyball player
Katsuyuki Miyazawa (宮沢 克行, born 1976), Japanese footballer
Katsuyuki Murai (村井 克行) born 1969, Japanese actor
Katsuyuki Nakasuga (中須賀 克行, born 1981), Japanese motorcycle racer
Katsuyuki Saito (斎藤 克幸, born 1973), Japanese footballer
Katsuyuki Sakai (坂井 克行, born 1988), Japanese rugby union player
Katsuyuki Tanamura (棚村 克行, born 1989), Japanese water polo player
