What was john glenn's famliy name's?

John Glenn's family name was "Glenn." He was born on July 18, 1921, in Cambridge, Ohio, to John Herschel Glenn Sr. and Clara Teresa Sproat Glenn. He is best known as an astronaut, U.S. senator, and a prominent figure in American history, particularly for being the first American to orbit the Earth. His family has roots in Ohio, where he spent much of his early life.