A day of double celebration for Marin Cilic! He was a winner against Gilles Muller, and now he's shot to the top of the Fever-Tree Fastest Serve leaderboard! The Croatian player will face the American Sam Querrey in the quarter-finals. Cilic leads head to head meetings 5-0, the last match between them was played at 2017 Wimbledon semifinals with Marin winning in four sets. Last year Cilic lost in the final to Feliciano Lopez at Queen's.