Ernst Dumcke (13 November 1887 – 21 June 1940) was a German film actor.

Selected filmography

• Panik in Chicago (1931)
• Madame Makes Her Exit (1932)
• Under False Flag (1932)
• My Friend the Millionaire (1932)
• Grandstand for General Staff (1932)
• The Countess of Monte Cristo (1932)
• The Burning Secret (1933)
• Song of the Black Mountains (1933)
• The Fugitive From Chicago (1933)
• Spies at Work (1933)
• Happy Days in Aranjuez (1933)
• The Last Waltz (1934)
• A Woman With Power of Attorney (1934)
• Hangmen, Women and Soldiers (1935)
• The King's Prisoner (1935)
• Girls in White (1936)
• Family Parade (1936)
• The Chief Witness (1937)
• The Glass Ball (1937)
• The Night of Decision (1938)
• Hello Janine! (1939)
• The Life and Loves of Tschaikovsky (1939)