Marshall Orme Wilson (June 20, 1860 – April 1, 1926)[1] was an American banker and prominent member of New York Society during the Gilded Age.

He was the eldest surviving son born to Richard Thornton Wilson Sr. and Melissa Clementine Johnston.

[16] In the early 1880s, Wilson met and fell in love with Caroline Schermerhorn "Carrie" Astor and they endeavored to marry.

Among her siblings was brother Colonel John Jacob Astor IV, who died aboard the RMS Titanic.

[25] Following his mother-in-law and brother-in-law's feud with Carrie's cousin William Waldorf Astor,[b] Wilson hired the architectural firm of Warren and Wetmore to design a residence on East 64th Street.

[27] The residence had a Beaux Arts facade of Indiana Limestone and a mansard roof of blue slate and is five stories tall, sixty-five feet wide consisting of five bays, and featured a circular atrium.