McDonald Brothers

McDonald Brothers may refer to:


 * Richard and Maurice McDonald who developed McDonald's fast food system and sold golden arches to Ray Kroc
 * McDonald Brothers (architects), in Louisville, Kentucky, U.S.A.
 * McDonald Brothers (gangsters) (died 1940), English mobsters
 * McDonald Brothers and Co., former name of Macdonald Tobacco, a firm in Montreal, Quebec, Canada
 * McDonald brothers (priests), Irish priests active in the early Catholic Church in New Zealand
 * McDonald Brothers, Canadian aircraft manufacturing company that became Bristol Aerospace