Ninja Gaiden (1991 video game)
# Ninja Gaiden (1991 video game)

There are several video games in the Ninja Gaiden franchise that were released in 1991.

* Ninja Gaiden (arcade game) had a version re-released in 1991 for DOS
* Ninja Gaiden (NES video game) was released in 1991 in Europe for NES
   * Its sequel Ninja Gaiden II: The Dark Sword of Chaos was released in 1991 for MS-DOS and Amiga
   * Its second sequel Ninja Gaiden III: The Ancient Ship of Doom was released in 1991 for NES
* Ninja Gaiden (Game Gear) was released in 1991 for Game Gear
* Ninja Gaiden Shadow was released in 1991 in Japan and North America for Game Boy
