Frederick Christ "Fred" Trump (October 11, 1905 – June 25, 1999) was an American real estate developer and philanthropist, and the father of United States Appeals Judge Maryanne Trump Barry, as well as businessman and presidential candidate Donald Trump.

Trump's development company built and managed single-family houses in Queens, barracks and garden apartments for U.S. Navy personnel near major shipyards along the East Coast, and more than 27,000 apartments in New York City.

In 1936, Trump married Scottish immigrant Mary Anne MacLeod (born May 10, 1912, Stornoway, Scotland; died August 7, 2000, New Hyde Park, New York).

After Mary and Fred Trump wed in 1936, the couple had five children: Maryanne (born 1937), a federal appeals court judge, Frederick "Fred" Jr. (1938–81), Elizabeth (born 1942), an executive assistant at Chase Manhattan Bank; Donald (born 1946) and Robert (born 1948), president of his father's property management company.

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