Margaret Louisa Vanderbilt Shepard (New Dorp, July 23, 1845 – Manhattan, March 3, 1924) was an American heiress and a member of the prominent Vanderbilt family.
As a philanthropist, she funded the YMCA, helping create a hotel for guests of the organization.
She was married to prominent New York City lawyer, banker, and newspaper editor Elliott Fitch Shepard.