Plate and Platé are surnames.
People bearing them include:
Anna Plate (1871–1941), German painter
Anton Plate (1950–2023), German composer
Carl Plate (1909–1977), Australian painter
Catya Plate, American filmmaker and artist
Christina Plate (born 1965), German actress
Enrico Platé (1909–1954), Swiss racing driver
Harry Plate (1853–1939), German tinsmith
Jeff Plate (born 1962), American drummer
Johnny G. Plate (born 1956), Indonesian politician
Ludwig Hermann Plate (1862–1937), German zoologist
Peter Plate (born 1967), German musician and record producer
Sebastian Plate (born 1979), German footballer
Tom Plate (1944–2023), American journalist