Tamisuke Watanuki (綿貫 民輔, Watanuki Tamisuke, born 30 April 1927) is a retired Japanese politician from Toyama Prefecture.

He graduated from the Department of Economics at Keio University and ran for the Toyama Prefectural Assembly in 1959.

He was elected to the Diet in 1969 as a member of the Liberal Democratic Party.

[2] He vigorously opposed Prime Minister Koizumi's plan to privatize the national post office and formed the People's New Party in 2005 to oppose the plan.

[3] Although Koizumi's party handily won a strong majority in the elections on 11 September 2005, Watanuki crushed the challenger in his district.