Alexander Robertson "Duke" Wellington (August 4, 1891 – September 20, 1967)[1] was a Canadian ice hockey player.

He continued in the Thunder Bay Senior League until 1915 when he played for St. Paul of the USAHA and seven games for Pittsburgh Duquesne Garden.

Wellington moved to New York City in 1916 but was ruled ineligible to play there as a non-resident.

In 1920–21, he split his final season between the Port Arthur Bearcats and New Larochelle.

This biographical article relating to a Canadian ice hockey winger born in the 1890s is a stub.