{{About|the Japanese given name|the bus network in northern France|Lens-Béthune bus network}} {{Infobox given name | name = Tadao | image = | image_size = | caption = | pronunciation = | gender = Male | meaning = Different meanings depending on the kanji used | region = | language = | origin = Japanese | alternative spelling = | nickname = | variant forms = | related names = | name day = | derived = | popularity = | footnotes = }} '''Tadao''' (written: 忠雄, 忠夫, 忠男, 忠生, 忠郎 or 理男) is a masculine Japanese given name. Notable people with the name include:
*{{Nihongo|Tadao Ando|安藤 忠雄||born 1941}}, Japanese architect *{{Nihongo|Aoyama Tadao|青山 忠雄||1651–1685}}, Japanese ''daimyō'' *{{Nihongo|Tadao Baba|馬場 忠雄||born 1944}}, Japanese motorcycle engineer *{{Nihongo|Tadao Chino|千野 忠男||1934–2008}}, Japanese banker *{{Nihongo|Tadao Higuchi|樋口 忠男||1916–1992}}, Japanese photographer *{{Nihongo|Tadao Horie|堀江 忠男||1913–2003}}, Japanese footballer and manager *{{Nihongo|Tadao Ikeda|池田 忠雄||1905–1964}}, Japanese screenwriter and film director *{{Nihongo|Tadao Kasami|嵩 忠雄||1930–2007}}, Japanese information theorist *{{Nihongo|Tadao Kikumoto|菊本忠男}}, Japanese inventor and engineer *{{Nihongo|Tadao Kitajima|北島 忠雄||born 1966}}, Japanese shogi player *{{Nihongo|Tadao Kobayashi|小林 忠生||born 1930}}, Japanese footballer and manager *{{Nihongo|Tadao Mitome|三留 理男||born 1938}}, Japanese photographer *{{Nihongo|Tadao Nagahama|長浜 忠夫||1936–1980}}, Japanese anime director *Tadao Nakamura (born 1947), Japanese golfer *{{Nihongo|Tadao Oda|小田 忠雄||born 1940}}, Japanese mathematician *{{Nihongo|Tadao Onishi|大西 忠生||1943–2006}}, Japanese footballer *{{Nihongo|Tadao Sato|佐藤 忠男||born 1930}}, Japanese film critic and theorist *{{Nihongo|Tadao Sawai|沢井 忠夫||1938–1997}}, Japanese musician *{{Nihongo|Shizuki Tadao|志筑 忠雄||1760–1806}}, Japanese astronomer and translator *{{Nihongo|Tadao Takayama|高山 忠雄||1904–1980}}, Japanese footballer *{{Nihongo|Tadao Tannaka|淡中 忠郎||1908–1986}}, Japanese mathematician *{{Nihongo|Tadao Tominari|冨成 忠夫||1919–1992}}, Japanese photographer *Tadao Tomomatsu, American actor *{{Nihongo|Tadao Tosa|土佐 忠雄||born 1942}}, Japanese diver *{{Nihongo|Tadao Uchikoshi|打越 忠夫||born 1965}}, Japanese long-distance runner *{{Nihongo|Tadao Uesako|上迫 忠夫||1921–1986}}, Japanese gymnast *{{Nihongo|Tadao Umesao|梅棹 忠夫||1920–2010}}, Japanese anthropologist *{{Nihongo|Tadao Watanabe|渡辺 忠雄||1898–1980}}, Japanese politician *{{Nihongo|Tadao Yanaihara|矢内原 忠雄||1893–1961}}, Japanese economist and academic *{{Nihongo|Tadao Yasuda|安田 忠夫||1963–2026}}, Japanese sumo and professional wrestler
==Fictional characters== *{{Nihongo|Tadao Hiiragi|柊 ただお|}}, a character in the manga series ''Lucky Star'' *{{Nihongo|Tadao Yokoshima|横島 忠夫|}}, a character in the manga series ''Ghost Sweeper Mikami''
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Category:Japanese masculine given names Category:Masculine given names