They were both nominated for the same category of the best actress in a leading role for their films Us and Harriet respectively.
Robert DeNiro will receive a lifetime achievement award for his work in acting and his humanitarian accomplishments.
The 26th Screen Actors Guild Awards is set to hold on 20 January 2020.
Check out the full list of nominations below:
Motion Picture Awards
Cynthia Erivo, “Harriet”