women's department won their respective 2017–18 CEV Women's Challenge Cup. In this way, Olympiacos became the first volleyball club that had men and women playing simultaneously in European finals, and one of the very few to have won European trophies in both departments. European Cup Winners (2) (Greek record): 1996, 2005 Greek Championship Winners (30) (record): 1968, 1969, 1974, 1976, 1978, 1979, 1980, 1981, 1983, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1998, 1999, 2000, 2001, 2003, 2009, 2010, 2011, 2013, 2014, 2018, 2019, 2021 Greek Cup Winners (17) (record): 1981, 1983, 1989, 1990, 1992, 1993, 1994, 1997, 1998, 1999, 2001, 2009, 2011, 2013, 2014, 2016, 2017 Greek League Cup Winners (6) (record): 2013, 2015, 2016, 2017, 2018, 2019 Greek Super Cup Winners (2): 2000, 2010 Men's water polo Olympiacos men's water polo team is one of the most successful teams in Europe and a traditional powerhouse of continental water polo, having won 2 LEN Champions Leagues (2001–02, 2017–18), 1 LEN Super Cup (2002) and 2 Triple Crowns (2002, 2018), the only Greek club to have been crowned European Champions. They have also been six times runners-up (counting nine European finals overall), three in the LEN Champions League (2000–01, 2015–16, 2018–19), two in the LEN Cup Winners' Cup (1997–98, 1998–99) and one more in the LEN Super Cup (2018). In 2001–02, Olympiacos became the first club ever in water polo history to win all four competitions they claimed (LEN Champions League, LEN Super Cup, Greek League, and Greek Cup), completing a Continental Quadruple. They won their second Continental Quadruple in 2017–18 season (LEN Champions League, Greek League, Greek Cup, Greek Super Cup). After the 2014–15 LEN Euro League win of the women's department, parent club Olympiacos CFP became the second sports club in continental water polo history to have been crowned European Champions with both its men's and women's teams and the only one in Europe with both these departments currently active. Domestically, Olympiacos is the most titled club in Greek water polo history, as the club's 64 domestic titles (67 overall) are the most out of any Greek club. They have won 36 League titles, a record 23 Cups, a record 5 Super Cups, and a record 20 Doubles. They are the dominant force since 1992, having set a number of records including a winning streak of 163 straight wins in both the Greek League's regular season and