Marjorie Claire Stinson (July 5, 1895 – April 15, 1975) was an American aviator.
She trained at the Wright Flying School, and earned her Fédération Aéronautique Internationale license in 1914, becoming the ninth person to do so. Stinson became an exhibition pilot, and later was the first female airmail pilot in the United States, flying from Seguin to San Antonio, Texas in 1915.
Along with her sister Katherine, she taught at the Stinson School of Flying established by her mother. After it closed, Marjorie returned to exhibition flying and worked at the Department of the Navy, retiring in 1945.
She died at Rogers Memorial Hospital in Washington, D.C. in 1975. Stinson was a charter member of the Ninety-Nines.