Open, Open Floridablanca, Maharashtra Open, German Open (WTA), Chile Open, Swiss Open Gstaad, Open source, Nottingham Open, Reykjavík Open, Montreux Open, Bytom Open, Czech Open (Prostějov), Open Business, Iași Open, ATP Mumbai Open, Poznań Open, US Open Series, Miami Open, Thailand Open (WTA), Makarska Open, Rosmalen Open, Open Bogotá, Korea Open Tennis Championships, Braunschweig Open, Open government, Open Barranquilla, Euroformula Open, Halle Open, Moselle Open, Madrid Open 2009, Barcelona Open, Open CASCADE Technology, Estoril Open, Hungarian Open (ATP), Danish Open, Open Fiber, Madrid Open 2012, Tali Open, Auckland Open, Cincinnati Open, Automobile open source

Essen Open 1995, Polish Open, Open Medellin, Open d'Orleans, Madrid Open 2011, Wuhan Open 2014, German Open 2014, Mérida Open, Open science, Madrid Open 2010, Open Cali I, Canadian Open, US Open (tennis), Warsaw Open (1998-2008), Open Nantes ITF, Ostrava Open WTA, Miami Open 2015, Henderson Tennis Open, Altenkirchen Ladies Open, Colombia Open (1994-2010), Serbia Challenger Open, The Hague Open, German Open 2015, Madrid Open, Japan Women's Open Tennis, I. ČLTK Prague Open, Szczecin Open, Open access, Australian Open, Bangalore Open, Prague Open II 2020, Córdoba Open, Victorian Open, NYJTL Bronx Open, Qatar Ladies Open, Open University, Miami Open 2007, Vienna Open, Dutch Open, Katowice Open, Miami Open 2001, UNICEF Open 2010, Ecuador Open, Hamburg European Open, Prague Open II, Prague Open Challenger 2021, Ladies Open Lugano, Miami Open 2008, Open Pereira, Tata Open 2002

Open, Open Floridablanca, Maharashtra Open, German Open (WTA), Chile Open, Swiss Open Gstaad, Open source, Nottingham Open, Reykjavík Open, Montreux Open, Bytom Open, Czech Open (Prostějov), Open Business, Iași Open, ATP Mumbai Open, Poznań Open, US Open Series, Miami Open, Thailand Open (WTA), Makarska Open, Rosmalen Open, Open Bogotá, Korea Open Tennis Championships, Braunschweig Open, Open government, Open Barranquilla, Euroformula Open, Halle Open, Moselle Open, Madrid Open 2009, Barcelona Open, Open CASCADE Technology, Estoril Open, Hungarian Open (ATP), Danish Open, Open Fiber, Madrid Open 2012, Tali Open, Auckland Open, Cincinnati Open, Automobile open source, Essen Open 1995, Polish Open, Open Medellin, Open d'Orleans, Madrid Open 2011, Wuhan Open 2014, German Open 2014, Mérida Open, Open science, Madrid Open 2010, Open Cali I, Canadian Open, US Open (tennis), Warsaw Open (1998-2008), Open Nantes ITF, Ostrava Open WTA, Miami Open 2015, Henderson Tennis Open, Altenkirchen Ladies Open, Colombia Open (1994-2010), Serbia Challenger Open, The Hague Open, German Open 2015, Madrid Open, Japan Women's Open Tennis, I. ČLTK Prague Open, Szczecin Open, Open access, Australian Open, Bangalore Open, Prague Open II 2020, Córdoba Open, Victorian Open, NYJTL Bronx Open, Qatar Ladies Open, Open University, Miami Open 2007, Vienna Open, Dutch Open, Katowice Open, Miami Open 2001, UNICEF Open 2010, Ecuador Open, Hamburg European Open, Prague Open II, Prague Open Challenger 2021, Ladies Open Lugano, Miami Open 2008, Open Pereira, Tata Open 2002, Austrian Open Kitzbühel, Halle Open 1993, Miami Open 2003, Open de Limoges, Estoril Open 2009, Topshelf Open 2013, Washington Open, Halle Open 2008, San Diego Open, Halle Open 2003, Liberec Open, Madrid Open 2013, Heilbronn Open, Open di Zurigo, Genoa Open Challenger, Miami Open 2006, Halle Open 2012, Halle Open 1999, Sopot Open 2001, Chennai Open 2003, Halle Open 2015, Miami Open 2005, Canada Open 1972, Madrid Open 2015, Madrid Open 2014, Halle Open 1998, Miami Open 2009, Halle Open 1997, Tata Open Maharashtra 2023, Halle Open 2007, Halle Open 1995, Halle Open 2002, Halle Open 2011, Hyderabad Open 2005, Halle Open 2017, WTA Mumbai Open, Sopot Open 2004, Tata Open 2004, Roma Open II, Copenaghen Open 2002, Halle Open 2018, Bangalore Open 2006, Copenaghen Open 1999, Zhengzhou Open, Romanian Open 2009, St. Petersburg Open 1991, Halle Open 2019, Kosice Open, Madrid Open 2017, Cincinnati Open 2015, Romanian Open 2010, Romanian Open 2008, Bermuda Open Challenger, Büschl Open, Maceió Open 1992, Madrid Open 2016, Slovak Open, German Open 2016, Kiskút Open, Sopot Open 2003