Marquis Su may refer to:
Marquis Xian of Jin (died 812 BC), or Marquis Su according to recent archaeological evidence Marquess Su of Zhao (died 326 BC)
Three Kingdoms period and Jin dynasty Cheng Yu (141–220), Cao Wei politician Jia Xu (147–223), Cao Wei politician Zhang Ji (Derong) (died 223), Cao Wei politician Jia Kui (general) (174–228), Cao Wei politician Xin Pi (died 235), Cao Wei politician Gu Yong (168–243), Eastern Wu politician Wang Guan (Three Kingdoms) (died 260), Cao Wei politician Yu Yi (305–345), Jin dynasty general