Royer may refer to:
- Surnames
- Alain de Royer-Dupre, French racehorse trainer
- Alphonse Royer, French writer
- Augustin Royer, French astronomer
- Bentley Royer, a Dominican politician
- Casey Royer, American drummer
- Charles Royer, former mayor of Seattle
- Clémence Royer (1830-1902), French scientist and feminist
- Daniel Royer, Austrian footballer
- Hugh Royer, Jr., American golfer
- Joseph-Nicolas-Pancrace Royer, French composer
- Lee "Rock" Royer, American football coach
- Michelle Royer, former Miss USA
- Mike Royer, a number of people of the same name
- Pierre Paul Royer-Collard, French statesman and philosopher
- William Royer, an American politician.
- Places
- Royer, Saône-et-Loire, a commune in the French region of Bourgogne
- In electronics
- Royer oscillator
Read more about Royer: See Also