Gaël Sébastien Monfils (born 1 September 1986 in Paris, France) is a French professional tennis player. He reached a career-high ATP world No. 6 singles ranking on November 7, 2016. His career highlights include reaching two Grand Slam singles semifinals at the 2008 French Open and 2016 US Open and three ATP Tour Masters 1000 singles finals – two at the Paris Masters (2009, 2010) and the other at the Monte Carlo Masters (2016).
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