Joseph Trudeau
Joseph Trudeau, or variants, may refer to:

Joseph Trudeau (1848–1919), an elder member of the Canadian political family
Charles-Émile Trudeau (1887–1935), his son, born Joseph Charles-Émile Trudeau
Justin Trudeau (born 1971), his great-grandson, sometimes mistakenly called "Joe Trudeau"
Joe Trudeau, a member of the South Dakota Sports Hall of Fame since 2016