Robert Galbraith may refer to: Robert Galbraith (judge) (died 1543), Scottish Lord of Session Robert Galbraith (1483−1544), Scottish logician who taught with Juan de Celaya Robert Leslie Thomas Galbraith (1841–1924), Irish-born merchant and political figure in British Columbia Robert Sharpe Galbraith (1857–1890), Mayor of Tauranga, New Zealand (1889–1890) Robert Galbraith (Medal of Honor) (1878–1949), United States Navy Gunner's Mate, 3rd class Robert Galbraith, a pen name of Joanne Rowling (born 1965), British novelist, best known by her other pen name, J. K. Rowling