Semen may refer to: Semen, the genital fluid also known as seminal fluid indicating fluid reabsorption in the pinocytotic vessels Semen (wasp), a wasp genus in the subfamily Encyrtinae Semen Gresik, the largest cement producing company in Indonesia Semen (name): Semen or Xemen, a medieval Basque and neighbour given name a popular Ukrainian given name (Семен) a romanization of Russian given names Семён (Semyon) or Симон (Simon) Semen Korsakov See also Seamen, the plural of seaman Semem Creek Semens, a commune in the Gironde department in southwestern France