Shirou is the name of several distinct characters in the Nasuverse:
- Shirou Emiya, the main character of Fate/stay night.
- Shirou Emiya, an alternate version of Shirou in Fate/kaleid liner PRISMA☆ILLYA who takes the role of a minor character and adopted brother of Illyasviel von Einzbern.
- Shirou Emiya, an alternate Shirou from the parallel world featured in Fate/kaleid liner PRISMA☆ILLYA 3rei!! who is Miyu Edelfelt's brother.
- Shirou Kotomine, a major character in Fate/Apocrypha who runs the Red Faction.