Plate may refer to:

• Plate (dishware)
• Plate (structures), a type of foundation
• A flat piece of metal used in orthopedics to connect the two parts of a broken bone, such as a dynamic compression plate
• Plate armor, body armor made of metal plates
• Plate electrode, part of a vacuum tube
• Home plate, a piece of equipment in baseball
• Photographic plate, a type of film
• Printing plate, in lithography
• A lithograph bound into a book, especially when the book is otherwise letterpress printed
• River Plate, a river in Uruguay and Argentina
• Steel plate, sheet metal in a thicker form
• Tectonic plate, in geology
• Vehicle registration plate
• A sub-class of Culture GSV
• Theoretical plate in separation processes
• Appendages of dinosaurs of the infraorders Stegosauria and Ankylosauria
• Roundel argent, in British heraldry
• Sterling silver cutlery and dishware
• Plating
• Wall plate - horizontal structural elements at the top and bottom of a wall in platform framing building construction methodology.
• Wall plates are variously described as prefaced by the words: Sill, top, bottom, ceiling, floor, or base.

• Tourelle de la Plate, a lighthouse in France,
• Club Atlético River Plate, an Argentine football club based in Buenos Aires
• Christina Plate (1965-), German actress
• Plate, Germany, a municipality in Mecklenburg-Vorpommern, Germany
• Weightlifting slang for a 45lbs. or 20 kg. weight used on a barbell.