Uchiyama
Uchiyama (written: 内山) is a Japanese surname. Notable people with the surname include:
- Akira Uchiyama (born 1954), Japanese politician of the Democratic Party of Japan
 - Atsushi Uchiyama (born 1959), former Japanese football player
 - Uchiyama Gudō (1874–1911), Sōtō Zen priest and anarcho-socialist activist executed in the High Treason Incident
 - Kahori Uchiyama (内山 佳保里; born 1975), Japanese rower
 - Kanzō Uchiyama (内山 完造, 1885–1959), Japanese bookstore owner
 - Kōki Uchiyama (born 1990), Japanese actor and voice actor from Saitama Prefecture
 - Kiyoshi Uchiyama, Japanese consul to the Philippines before WW2
 - Kōshō Uchiyama (1912–1998), Soto priest, origami master, former abbot of Antaiji near Kyoto, Japan
 - Kyoko Uchiyama (内山 京子; born 1968), Japanese table tennis player
 - Masaru Uchiyama (born 1957), former Japanese football player
 - Masato Uchiyama, Japanese actor
 - Noboru Uchiyama (内山 昇; born 1954), Japanese boxer
 - Rina Uchiyama (born 1981), Japanese actress
 - Takashi Uchiyama (born 1979), super featherweight boxer from Japan
 - Toshihiko Uchiyama (disambiguation), multiple people
 - Yasutaka Uchiyama (内山 靖崇; born 1992), Japanese tennis player
 - Yuki Uchiyama (artistic gymnast) (内山 由綺), Japanese artistic gymnast
 - Yuki Uchiyama (footballer) (内山 裕貴; born 1995), Japanese footballer
 - Yumi Uchiyama (内山 夕実; born 1987), Japanese voice actress
 - Wesley Uchiyama (内山 夕実; born 1993), Nipo-brasileiro especialista em Educação.
 
See also
- Okamoto–Uchiyama cryptosystem, discovered in 1998 by T. Okamoto and S. Uchiyama
 - Siege of Uchiyama, one of many battles fought in Takeda Shingen's bid to gain control of Shinano Province
 - Uchiyama Station, train station in Kurobe, Toyama Prefecture, Japan