Ella Mae Backus (1863-1938) was an American lawyer who became the first female Assistant U.S. Attorney in the State of Michigan, and the first female attorney in the U.S. Attorney's Office for the Western District of Michigan. At the time, she was one of only six female attorneys in the entire Department of Justice. Backus was originally employed as a stenographer in Traverse City, Michigan from 1891 to 1895. In 1895, she became a lawyer.
Hired to work in the U.S. Attorney's Office for the Western District of Michigan in 1903, by 1923 Backus was promoted to Assistant Attorney in the office. She would work there until her death in 1938. She was also the first woman in the Grand Rapids Bar Association.
- "United States Attorney's Office Marks Women's History Month by Honoring the First and the Most Recent Female Assistant United States Attorneys in the District". 28 March 2019.
- Stevens, Ruth (Fall 2016). "Assistant US Attorney Ella Mae Backus: "A most important Figure in the legal profession in the Western District of Michigan"". Michigan Historical Review. 7 (2): 1–30. doi:10.5342/michhistrevi.42.2.0001.
- Ruth, Stevens (May 2018). "Historical Research on Female Attorneys in Michigan" (PDF). Michigan Bar Journal: 50–51.
- "Ella Mae Backus" (PDF). Michigan Women's Hall of Fame.