Open, Open Floridablanca, Maharashtra Open, German Open (WTA), Chile Open, Open source, Nottingham Open, Reykjavík Open, Montreux Open, Czech Open (Prostějov), Poznań Open, Open Business, US Open Series, Iași Open, Bytom Open, Makarska Open, ATP Mumbai Open, Rosmalen Open, Thailand Open (WTA), Braunschweig Open, Open Bogotá, Miami Open, Korea Open Tennis Championships, Open government, Barcelona Open, Swiss Open Gstaad, Madrid Open 2009, Open Barranquilla, Open CASCADE Technology, Halle Open, Estoril Open, Hungarian Open (ATP), Danish Open, Moselle Open, Euroformula Open, Open Fiber, Tali Open, Polish Open, Madrid Open 2012, Open Nantes ITF, Madrid Open 2010
Cincinnati Open, Open science, Auckland Open, Essen Open 1995, Madrid Open 2011, Open Medellin, US Open (tennis), Wuhan Open 2014, Mérida Open, Open d'Orleans, Warsaw Open (1998-2008), Ostrava Open WTA, Automobile open source, Open Cali I, Canadian Open, Miami Open 2015, Henderson Tennis Open, Japan Women's Open Tennis, The Hague Open, Open access, I. ČLTK Prague Open, Córdoba Open, Madrid Open, Bangalore Open, Colombia Open (1994-2010), Qatar Ladies Open, Prague Open II 2020, Vienna Open, Szczecin Open, Serbia Challenger Open, UNICEF Open 2010, Victorian Open, Dutch Open, NYJTL Bronx Open, Australian Open, Open University, Austrian Open Kitzbühel, Tata Open 2002, Miami Open 2001, Miami Open 2007, Ecuador Open, Prague Open II, Washington Open, Topshelf Open 2013, San Diego Open, Madrid Open 2013, Miami Open 2008, Halle Open 1993, Miami Open 2003, Ladies Open Lugano
Open, Open Floridablanca, Maharashtra Open, German Open (WTA), Chile Open, Open source, Nottingham Open, Reykjavík Open, Montreux Open, Czech Open (Prostějov), Poznań Open, Open Business, US Open Series, Iași Open, Bytom Open, Makarska Open, ATP Mumbai Open, Rosmalen Open, Thailand Open (WTA), Braunschweig Open, Open Bogotá, Miami Open, Korea Open Tennis Championships, Open government, Barcelona Open, Swiss Open Gstaad, Madrid Open 2009, Open Barranquilla, Open CASCADE Technology, Halle Open, Estoril Open, Hungarian Open (ATP), Danish Open, Moselle Open, Euroformula Open, Open Fiber, Tali Open, Polish Open, Madrid Open 2012, Open Nantes ITF, Madrid Open 2010, Cincinnati Open, Open science, Auckland Open, Essen Open 1995, Madrid Open 2011, Open Medellin, US Open (tennis), Wuhan Open 2014, Mérida Open, Open d'Orleans, Warsaw Open (1998-2008), Ostrava Open WTA, Automobile open source, Open Cali I, Canadian Open, Miami Open 2015, Henderson Tennis Open, Japan Women's Open Tennis, The Hague Open, Open access, I. ČLTK Prague Open, Córdoba Open, Madrid Open, Bangalore Open, Colombia Open (1994-2010), Qatar Ladies Open, Prague Open II 2020, Vienna Open, Szczecin Open, Serbia Challenger Open, UNICEF Open 2010, Victorian Open, Dutch Open, NYJTL Bronx Open, Australian Open, Open University, Austrian Open Kitzbühel, Tata Open 2002, Miami Open 2001, Miami Open 2007, Ecuador Open, Prague Open II, Washington Open, Topshelf Open 2013, San Diego Open, Madrid Open 2013, Miami Open 2008, Halle Open 1993, Miami Open 2003, Ladies Open Lugano, Halle Open 2003, Canada Open 1972, Estoril Open 2009, Miami Open 2006, Chennai Open 2003, Liberec Open, Hamburg European Open, Katowice Open, Open Pereira, Open de Limoges, Halle Open 2012, Halle Open 2008, Halle Open 2011, Roma Open II, Halle Open 1999, Sopot Open 2001, St. Petersburg Open 1991, Halle Open 1998, Open di Zurigo, Heilbronn Open, Halle Open 2015, Madrid Open 2015, Miami Open 2009, Madrid Open 2016, Madrid Open 2014, Miami Open 2004, Halle Open 2019, Madrid Open 2018, Tata Open Maharashtra 2023, Halle Open 2007, Halle Open 2002, Rotterdam Open 2023, Miami Open 2005, WTA Mumbai Open, Open Bucaramanga 2012, Tata Open 2004, Halle Open 1995, Halle Open 2017, Halle Open 2016, Halle Open 1997, Halle Open 2000, Halle Open 2001, Sopot Open 2003, Open 13, Büschl Open, Hyderabad Open 2005, Roma Open, Romanian Open 2009, Halle Open 2014, Halle Open 1996, Halle Open 1994, Copenaghen Open 1999, Halle Open 2004, Halle Open 2018, San Marino Open, Sopot Open 1998, Zhengzhou Open, Bermuda Open Challenger, Kosice Open, Sopot Open 2002