Margaret Turnbull (17 November 1872 – 12 June 1942) was a Scottish novelist, playwright and screenwriter in silent films.

[5] Turnbull wrote plays, including Genessee of the Hills (1905), A Society Policeman (1905), Classmates (1907, with William C. deMille), On the Square (1913, with her brother), The Deadlock (1913), and At the Mitre (1914).

In 1912, a script she submitted anonymously was produced in New York by Henry Wilson Savage, as The Stronger Claim.

[8] Turnbull also wrote novels, including W. A. G.'s Tale (1913),[9] Looking After Sandy (1915),[10][11] The Close Up (1918),[12][13] Alabaster Lamps (1925)[14] Madame Judas (1926),[2] The Left Lady (1926),[15]The Handsome Man (1930),[16] and The Bride's Mirror (1934).

[17] "I am sure," she told an interviewer in 1926, "that I get much more pleasure in writing a book or play than Mr. Ford has ever gotten from all the machines he has put on the market.