Helene Thomas Bennett

Helene Thomas Bennett (July 5, 1901 – April 27, 1988) was an American bacteriologist and businesswoman who worked in Arizona. She opened the Yuma Clinical Laboratory in 1926, in Yuma, Arizona, which became the second largest medical laboratory in Arizona. She was posthumously inducted into the Arizona Women's Hall of Fame in 2011. Her father was the engineer on the Atchison, Topeka and Santa Fe Railway. When her father was killed in a railroad accident, her family moved to Kansas and later Jasper, Missouri. She also have a laboratory at El Centro, California.

Helene Thomas Bennett was a founding member of the Arizona Public Health Association and the Yuma Soroptimist Club. In 1953, she successfully ran for the Yuma School Board, becoming the first woman to serve in that position.

Bennett was the second woman in Yuma to get her pilot's license, and joined the Civil Air Patrol.

Bennett died in 1988.