December 23, 1943

1943Ron Allen, American baseball player^[†]

Ronald Frederick Allen is an American former professional baseball player. He played part of the 1972 season in Major League Baseball for the St. Louis Cardinals, primarily as a first baseman. He was a switch-hitter and threw right-handed.

1943Mikhail Leonidovich Gromov, Russian-French mathematician and academic^[†]

Mikhael Leonidovich Gromov is a Russian-French mathematician known for his work in geometry, analysis and group theory. He is a permanent member of Institut des Hautes Études Scientifiques in France and a professor of mathematics at New York University.

1943Terry Peder Rasmussen, American serial killer (died 2010)^[†]

Terry Peder Rasmussen was an American convicted murderer and suspected serial killer who was convicted of one murder, and linked to at least six more in a series of crimes that stretched across the contiguous United States between 1978 and 2002. Due to his use of many aliases, most notably "Bob Evans", Rasmussen is known as the Chameleon Killer.

1943Harry Shearer, American actor, voice artist, and comedian^[†]

Harry Julius Shearer is an American actor, comedian, musician, radio host, writer, and producer. Born in Los Angeles, California, Shearer began his career as a child actor. From 1969 to 1976, Shearer was a member of The Credibility Gap, a radio comedy group. Following the breakup of the group, Shearer co-wrote the film Real Life (1979) with Albert Brooks and worked as a writer on Martin Mull's television series Fernwood 2 Night.