De Meyer, DeMeyer, De Meijer or de Meijer is a Dutch occupational surname related to English Mayor. It is particularly common in Flanders. People with this surname include:
Adolph de Meyer (1868–1946), portrait and fashion photographer and art collector
Arnoud De Meyer, Belgian management scholar
Hendrik de Meijer (1744–1793), Dutch painter
Ingrid De Meyer, New Zealand footballer
Jan de Meyer (born 1921), Belgian jurist
Jean-Luc De Meyer (born 1957), Belgian vocalist and lyricist
de:José de Meijer (1915–2000), Dutch politician
Marc Demeyer (1950–1982), Belgian road racing cyclist
Nicholas DeMeyer (1635–1691), 9th Mayor of New York City
Olga de Meyer (1871–1930), British-born artists' model, socialite, arts patron and writer
Patrick De Meyer, Belgian songwriter, composer and producer
Trace DeMeyer (born 1956), Shawnee-Cherokee author, artist, poet and journalist