Dinner party is a social gathering at which people eat dinner together.

Dinner party may also refer to:

• The Dinner Party (1979), a work of art by Judy Chicago
• The Dinner Party (play) (2000), a play by Neil Simon
• Dinner Party (Tondelli) (1994), a play by Pier Vittorio Tondelli
• "Dinner Party (The Office)", a season 4 episode of the American version of The Office
• "The Dinner Party (Seinfeld episode)", a season 5 episode of Seinfeld