What was the name of the daughter of the only sitting house member elected president that married the private secretary Joseph Stanley Brown?
Joseph Stanley Brown: Joseph Stanley Brown served as private secretary to the twentieth President of the United States, James A. Garfield. Joseph Stanley Brown:  He married President Garfield's daughter Mary "Mollie" Garfield in 1888. James A. Garfield:  He is the only sitting House member to be elected president.
Mary "Mollie" Garfield