Cowley, Henry Wellesley, Earl, an eminent diplomatist, brother of the Duke of Wellington; served as a diplomatist in Vienna, Constantinople, and Switzerland, and was ambassador to France from 1852 to 1867 (1804‒1884).
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Cowley, Abraham * Cowper, William