Mary Fields Hall (October 14, 1934 – July 21, 2022) was the Director of the Navy Nurse Corps from 1987 to 1991.

She became the commanding officer at Naval Hospital, Guantanamo Bay, Cuba, in July 1983, and later commanded Naval Hospital, Long Beach, California.

While in the Nurse Corps, she earned a Bachelor of Science degree from the Boston University in 1966 and a Master of Science degree in nursing service administration from the University of Maryland in 1973.

[2] She became the commanding officer at Naval Hospital, Guantanamo Bay, Cuba, in July 1983, and later commanded Naval Hospital, Long Beach, California.

[2] She became director of the Navy Nurse Corps in 1987, and was promoted to the rank of Rear Admiral (lower half).