Armacost may refer to:
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Austin Armacost
Austin Armacost (born March 28, 1988) is an American reality television personality who rose to fame in 2010 as a cast member in the Logo reality television series '' The A-List: New York'' which followed the lives of six gay and bisexual men in N ...
(born 1988), American TV personality and model
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Michael Armacost
Michael Hayden Armacost (born April 15, 1937) is a retired American diplomat and a fellow at Stanford University's Freeman Spogli Institute. He was acting United States Secretary of State during the early days of the administration of Preside ...
(born 1937), American diplomat
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Samuel Armacost
Samuel Henry Armacost (born March 29, 1939) is an American business executive who was formerly the president, director, and CEO of BankAmerica Corporation. He has chaired or served on the boards of directors of major organizations such as SRI Int ...
(born 1940), American businessman, former CEO of BankAmerica Corporation
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Wilbur H. Armacost (1893–1971), American mechanical engineer
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