List of Famous people born on April 20th

Josef "Pepi" Stiegler is a former alpine ski racer and Olympic gold medalist. He was a member of the Austrian national ski team during the late 1950s and early 1960s and was one of the world's premier racers. His two children are on the U.S. Ski Team: daughter Resi is on the World Cup team and son Seppi is on the Nor-Am circuit.

Stephen James Benkovic is an American chemist. He is Evan Pugh Professor and Eberly Chair in Chemistry at Penn State University. His research has focused on mechanistic enzymology and the discovery of enzyme inhibitors. He was elected to the United States National Academy of Sciences in 1985.

Sandro Chia is an Italian painter and sculptor. In the late 1970s and early 1980s he was, with Francesco Clemente, Enzo Cucchi, Nicola De Maria, and Mimmo Paladino, a principal member of the Italian Neo-Expressionist movement which was baptised Transavanguardia by Achille Bonito Oliva.

Gilles Brassard, is a faculty member of the Université de Montréal, where he has been a Full Professor since 1988 and Canada Research Chair since 2001.

Dame Rachel Whiteread is an English artist who primarily produces sculptures, which typically take the form of casts. She was the first woman to win the annual Turner Prize in 1993.