Carolyn S. Griner (born 1945) is an American astronautical engineer. She served as the Acting Director of the NASA Marshall Space Flight Center from January 3, 1998 to September 11, 1998, between the terms of the eighth and ninth Directors. Before and after her term as Acting Director, she was Deputy Director of the Marshall Center. She retired from NASA on December 11, 2000. She is currently a Vice President of Science Applications International Corporation in Huntsville, Alabama.