Niimi (disambiguation)
Niimi stands for:
- a city in Okayama Prefecture : Niimi
- a fiefdom with seat in this: Niimi (Han)
- Niimi is a family name for the following people:
- Niimi Masaichi (1887–1993), Japanese admiral
- Niimi Nankichi (1913-1943), Japanese writer
- Niimi Nishiki (1836–1863), Japanese police commander
- Tomomitsu Niimi (* 1963), assassin