Dermot Kelly (1918–1980) was an Irish actor often in comic roles, in films and on TV. He achieved popularity as a recurring tramp character, sidekick to Arthur Haynes's vagrant, in TV's The Arthur Haynes Show in the early 1960s. Previously on stage with Dublin's Abbey Theatre, he was in the original stage and film versions of Brendan Behan's The Quare Fellow, in 1954 and 1962, respectively.