Geraldine McEwan (geboren als: Geraldine McKeown; * 9. Mai 1932 in Old Windsor, Berkshire; † 30. Januar 2015 in London) war eine britische Film- und Theaterschauspielerin. ()
Geraldine McEwan was an English actress, who had a long career in theatre, television and film. Michael Coveney described her, in a tribute article, as "a great comic stylist, with a syrupy, seductive voice and a forthright, sparkling manner".