Open first round. In February at the SAP Open he reached his 25th career final against defending champion Milos Raonic, but lost in straight sets. Next he played in Delray Beach International Tennis Championships as a former 2006 champion, where he lost to Ernests Gulbis in three sets in the semifinals. At Indian Wells, he lost in the fourth round to Juan Martín del Potro after saving match point to beat Nicolás Almagro in the previous round. In Miami, he beat world No. 1, Novak Djokovic, in straight sets. It was his first victory over a top-ranked player since he defeated Andre Agassi in 1999. He followed this up with a victory over Gilles Simon to reach his first Miami semifinal, and first Masters 1000 semifinal since the 2006 Paris Masters. There, he lost to third seed David Ferrer, 6–4, 2–6, 3–6. In May, he won his first title of the year at Munich, beating Philipp Kohlschreiber in an all-German final. Haas made history at the French Open, when he missed a record twelve match points against John Isner in the fourth set of their third round match. Isner won the set on a tiebreak, but in the fifth set Haas went on to recover from 2–4 down and saved a match point against him at 4–5 to eventually win 10–8. Haas beat Mikhail Youzhny in the fourth round but eventually lost to Djokovic in straight sets in the quarter finals. At Wimbledon, Haas advanced to the fourth round to set up a rematch against Djokovic but again lost in straight sets. 2014–2018: Last career final, Indian Wells Tournament Director, retirement 2014 Haas started the season at the Heineken Open in Auckland, where he lost in the second round against Jack Sock in straight sets. At the Australian Open, he was forced to retire with a recurring shoulder problem against Guillermo García López in the first round after trailing 5–7, 2–5 on serve. After the setback, he participated in the first round of the Davis Cup against Spain. He teamed up alongside Philipp Kohlschreiber in doubles, taking a four-set victory to hand Germany a place in the quarterfinals for the first time since 2011. Haas then hired compatriot Alexander Waske as his new coach. His goal was to qualify for his first season-end ATP World Tour Finals. In his next tournament, the Zagreb Indoors, Haas reached the final by defeating