August 9, 1931

1931Chuck Essegian, American baseball player and lawyer^[†]

Charles Abraham Essegian is an American former professional baseball left fielder. He appeared in 404 games in Major League Baseball (MLB) over six seasons (1958–1963) for the Philadelphia Phillies, St. Louis Cardinals, Los Angeles Dodgers, Baltimore Orioles, Kansas City Athletics and Cleveland Indians. During the 1959 World Series, Essegian, then with the Dodgers, set a Series record with two pinch-hit home runs against the Chicago White Sox. The mark was matched by Bernie Carbo of the Boston Red Sox, who a hit pair of pinch-hit homers against the Cincinnati Reds in the 1975 World Series.

1931James Freeman Gilbert, American geophysicist and academic (died 2014)^[†]

James Freeman Gilbert was an American geophysicist, best known for his work with George E. Backus on inverting geophysical data, and also for his role in establishing an international network of long-period seismometers.

1931Paula Kent Meehan, American businesswoman, co-founded Redken (died 2014)^[†]

Paula Jane Meehan was an American businesswoman and philanthropist. She co-founded the Redken hair care products company. She briefly worked as an actress and fashion model.

1931Mário Zagallo, Brazilian footballer and coach (died 2024)^[†]

Mário Jorge Lobo Zagallo was a Brazilian professional football player, coordinator and manager, who played as a forward.