Nishiyama
- 6745 Nishiyama
- Hidetaka Nishiyama
- Hokkaido
- Kankuro Nishiyama
- Kazutaka Nishiyama
- Keiki Nishiyama
- Kiyoshi Nishiyama
- Kiyoshi Nishiyama (handballer)
- Michitaka Nishiyama
- Misa Nishiyama
- Nishiyama Station (disambiguation)
- Nishiyama Sōin
- Nishiyama, Niigata
- Norio Nishiyama
- Rei Nishiyama
- Shunta Nishiyama
- Taiga Nishiyama
- Takahisa Nishiyama
- Takashi Nishiyama
- Teppei Nishiyama
- Tomoka Nishiyama
- Uzō Nishiyama
- Xishan (disambiguation)
- Yusuke Nishiyama (footballer)
- Yusuke Nishiyama (runner)
- 西山 (disambiguation)