helped the Dutch Davis Cup team to a 5–0 victory over Finland in World Group I, playing a singles match and partnering in the doubles with Jean-Julien Rojer. In Rotterdam and Indian Wells, Haase lost again in the first round, this time to Nikolay Davydenko and Pablo Andújar. In a Challenger tournament in Dallas, Hasse reached the quarterfinals. In the Miami Masters, he lost in the second round to Jürgen Melzer after winning against Marinko Matosevic. In the second round of World Group I, the Netherlands won 5–0 against the Romanian team. Haase played two singles matches. In Casablanca, Haase was seeded sixth, but lost in the first round to Algerian Lamine Ouahab, ranked No. 752. In the next week, Haase played the 2012 Monte-Carlo Masters. In the first round, his opponent Juan Mónaco retired in the third set. In the second round, Haase faced Fabio Fognini, defeating him in straight sets. In the third round facing Brazilian Thomaz Bellucci, who defeated fifth seed, David Ferrer in the previous round, Haase won in straight sets. In the quarterfinals, playing top seed, Novak Djokovic, who defeated him in straight sets, despite Haase breaking his serve four times. Robin Haase was the first Dutch player in nine years to reach a Masters Tournament quarterfinals, the last being Martin Verkerk. Haase then won the tournament in Kitzbühel for the second year in a row, beating Philipp Kohlschreiber. He then lost in the first round of the 2012 London Olympics in both singles and doubles. In 2013, Robin Haase partnering with fellow Dutch Igor Sijsling reached the finals of the 2013 Australian Open where they lost to the Bryan brothers. Haase finished the year 2013 ranked at World No. 43 in singles, his best career year ending thus far, and World No. 56 in doubles. 2017–18: Two Major doubles quarters, Masters semis & two Top 50 singles year-ends Haase reached the quarterfinals in doubles at the 2017 US Open (tennis) with Matwé Middelkoop and at the 2018 Wimbledon Championships with Robert Lindstedt. Haase made it to the 2017 singles semifinals of the Canadian Open, his best showing at Masters 1000 level in his career, and also to the singles quarterfinals of the 2018 Canadian Open. 2019–22: Two Masters finals & ATP 500 title & Top 30 in doubles Haase partnering Wesley Koolhof made the finals of two Masters 1000 at the 2019 Monte-Carlo Masters