Who is older, Marion Bartoli or Philipp Petzschner?
Marion Bartoli Marion Bartoli (] ; born 2 October 1984) is a French former professional tennis player. She won the 2013 Wimbledon Championships singles title after previously being runner-up in 2007 and was a semifinalist at the 2011 French Open. She also won eight Women's Tennis Association singles titles and three doubles titles. She announced her immediate retirement from professional tennis on 14 August 2013.
Marion Walter Marion Walter (born July 30, 1928 in Berlin, Germany) is a mathematician who retired as Professor of Mathematics at University of Oregon in 1994. There is a theorem named after her, called Marion Walter's theorem.