De Boer is a Dutch occupational surname meaning "the farmer". Variant spellings include den Boer and DeBoer. Notable people with this surname include: De Boer / DeBoer. A. Ad de Boer (born 1946), Dutch politician and journalist. Alan DeBoer (born 1950/51), American businessman and Oregon politician. Ale de Boer (born 1987), Dutch footballer. Alice de Boer (1872–1955), medical doctor in Sri Lanka. Arthur DeBoer (1917–2007), American cardiologist. B. Betty de Boer (born 1971), Dutch politician. Brent DeBoer, American singer-songwriter of The Dandy Warhols. C.
https://en.wikipedia.org/wiki/De_Boer