Tatsuo
Tatsuo (written: 龍夫, 龍雄, 龍生, 龍男, 竜夫, 竜雄, 竜男, 達夫, 達雄, 達生, 達男, 達郎, 辰夫, 辰雄, 立郎 or 剛男) is a masculine Japanese given name. Notable people with the name include:
Tatsuo Endo (遠藤 達雄) (1925–1989), Japanese engineer
Tatsuo Fujimoto (藤本 達夫) (born 1940), Japanese swimmer
Tatsuo Hasegawa (長谷川 龍雄) (1916–2008), Japanese automotive engineer
Tatsuo Hirano (平野 達男) (born 1954), Japanese politician
Tatsuo Hori (堀 辰雄) (1904–1953), Japanese writer, poet and translator
Tatsuo Inagaki (born 1962), Japanese artist
Tatsuo Itoh, American academic
Tatsuo Jihira (地平 達郎) (born 1948), Japanese water polo player
Tatsuo Kainaka (甲斐中 辰夫) (born 1940), Japanese judge
Tatsuo Kamon (嘉門 達夫) (born 1959), Japanese singer-songwriter
Tatsuo Kawabata (川端 達夫) (born 1945), Japanese politician
Tatsuo Kawai (河相 達夫) (1889–1965), Japanese diplomat and writer
Tatsuo Kinoshita (木下 達生) (born 1987), Japanese baseball player
Tatsuo Kobayashi (小林 龍生) (born 1951), Japanese computer scientist
Tatsuo Kondō (近藤 龍夫) (1916–1992), Japanese photographer
Nagai Tatsuo (永井 龍男) (1904–1990), Japanese writer