Torii Tadafumi

Viscount Torii Tadafumi (鳥居 忠文, October 19, 1847 - October 1914) was a Japanese samurai of the late Edo period who served as daimyo of the Mibu Domain in Shimotsuke Province. Succeeded to the family headship in 1870 following his elder brother Torii Tadatomi's retirement due to illness.

Tadafumi later became a viscount (子爵 shishaku) and a member of the Council of Peers.