Mount Vernon Seminary and College alumni

Marjorie Merriweather Post (March 15, 1887 – September 12, 1973) was an American businesswoman, socialite, and philanthropist. She was the daughter of C. W. Post and the owner of General Foods Corporation. For much of Marjorie Post's life, she was known as the wealthiest woman in the United States.Post used much of her fortune to collect art, particularly Imperial-era Russian art, much of which is now on display at Hillwood, the museum which was her estate in Washington, D.C. She is also known for her mansion, Mar-a-Lago, in Palm Beach, Florida.

Jean Marie Auel (; née Untinen; born February 18, 1936) is an American writer who wrote the Earth's Children books, a series of novels set in prehistoric Europe that explores human activities during this time, and touches on the interactions of Cro-Magnon people with Neanderthals. Her books have sold more than 45 million copies worldwide.