Alfred Klingler (born 1912), German field handball player who competed in the 1936 Summer Olympics
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Gwen Klingler, former Republican member of the Illinois House of Representatives
His single season touchdown pass record stood for 16 years until it was broken in the 2006 Hawaii Bowl by University of Hawaii quarterback Colt Brennan with 58, though Brennan needed three more games than Klingler to break the record.
In 2004, the college was posthumously named for Helen Way Klingler, a resident of nearby Shorewood, Wisconsin, who had anonymously donated over $33 million to the university during her lifetime.