A curmudgeon is a miser or an ill-tempered (and frequently old) person full of stubborn ideas or opinions.
Arthur Schopenhauer, H. L. Mencken, Colonel Blimp, Friedrich Nietzsche, George Bernard Shaw, W. C. Fields, Dorothy Parker, Malcolm Muggeridge, Victor Craven-Hodgson, Andy Rooney, Quentin Crisp, Oscar Levant, Commander McBragg, Richard Hayes Smith, Paul Fussell, James Howard Kunstler, R. Crumb, Ebenezer Scrooge (pre-transformation), and Big Daddy in Cat on a Hot Tin Roof.
In his later years, the actor Walter Matthau played curmudgeons (e.g., in ''Grumpy Old Men' ).
Gregory House (protagonist of the Fox Network medical drama House (TV Series)) has been described as a curmudgeon, which was named one of the top television words of 2006 in honor of the character.