Open, Prague Open, Swedish Open, Maharashtra Open, Stockholm Open, Nottingham Open, US Open Series, Mérida Open, Korea Open, Chile Open, Romanian Open, Rouen Open, German Open, Luxembourg Open, Slovak Open, Jasmin Open, Ostrava Open, Lyon Open, Czech Open (1987–1999), Hong Kong Open, WTA Prague Open, Guangzhou Open, Shenzhen Open, WTA Lyon Open, Valencia Open, Geneva Open, Thailand Open (ATP), Parma Ladies Open, Ecuador Open Quito, Barcelona Open, Malaysian Open (tenis), Hamburg Open, WTA Japan Open Tennis Championships, Swiss Open (tenis), OpenServer, Qatar Open, China Open (tenis), Serbia Open, Atlanta Open, Iași Open 2024, Almaty Open

Andalucia Open 2021, San Diego Open, Abu Dhabi Open, Croatia Open Umag, Thailand Open (Pattaya), Heaven's Open (píseň), Japan Open Tennis Championships, Sofia Open, Poland Open, Bangalore Open, Ladies Open Lugano, Madrid Open, E-Boks Open, Guadalajara Open, Rouen Open 2023, Swedish Open 2017, Qatar Ladies Open, AGEL Open 2022, Stuttgart Open, Open-source hardware, Mérida Open Akron 2023, Swedish Open 2016, Țiriac Open 2024, Rio Open, ATP Auckland Open, Swedish Open 2013, Estoril Open (tenis), Korea Open 2022, Charleston Open, Córdoba Open, Monterrey Open, Halle Open, Moselle Open, Open-source licence, Singapore Tennis Open, Citi Open 2013, Rouen Open 2024, Swedish Open 2015, Washington Open, I. ČLTK Prague Open 2021, The Open Group, Brussels Open, Rouen Open 2022, Austrian Open Kitzbühel, Wuhan Open, Zhengzhou Open, Malaysian Open, Kuala Lumpur, Düsseldorf Open, Topshelf Open 2013, Welsh Open

Open, Prague Open, Swedish Open, Maharashtra Open, Stockholm Open, Nottingham Open, US Open Series, Mérida Open, Korea Open, Chile Open, Romanian Open, Rouen Open, German Open, Luxembourg Open, Slovak Open, Jasmin Open, Ostrava Open, Lyon Open, Czech Open (1987–1999), Hong Kong Open, WTA Prague Open, Guangzhou Open, Shenzhen Open, WTA Lyon Open, Valencia Open, Geneva Open, Thailand Open (ATP), Parma Ladies Open, Ecuador Open Quito, Barcelona Open, Malaysian Open (tenis), Hamburg Open, WTA Japan Open Tennis Championships, Swiss Open (tenis), OpenServer, Qatar Open, China Open (tenis), Serbia Open, Atlanta Open, Iași Open 2024, Almaty Open, Andalucia Open 2021, San Diego Open, Abu Dhabi Open, Croatia Open Umag, Thailand Open (Pattaya), Heaven's Open (píseň), Japan Open Tennis Championships, Sofia Open, Poland Open, Bangalore Open, Ladies Open Lugano, Madrid Open, E-Boks Open, Guadalajara Open, Rouen Open 2023, Swedish Open 2017, Qatar Ladies Open, AGEL Open 2022, Stuttgart Open, Open-source hardware, Mérida Open Akron 2023, Swedish Open 2016, Țiriac Open 2024, Rio Open, ATP Auckland Open, Swedish Open 2013, Estoril Open (tenis), Korea Open 2022, Charleston Open, Córdoba Open, Monterrey Open, Halle Open, Moselle Open, Open-source licence, Singapore Tennis Open, Citi Open 2013, Rouen Open 2024, Swedish Open 2015, Washington Open, I. ČLTK Prague Open 2021, The Open Group, Brussels Open, Rouen Open 2022, Austrian Open Kitzbühel, Wuhan Open, Zhengzhou Open, Malaysian Open, Kuala Lumpur, Düsseldorf Open, Topshelf Open 2013, Welsh Open, Open Gate – gymnázium a základní škola, Ordina Open 2009 – muži, Katowice Open, Portugal Open 2013, Brasil Open, Slovenia Open, Citi Open 2022, I. ČLTK Prague Open 2020, Țiriac Open 2025, Rouen Open 2025, Chile Open 2025, Open de Nice Côte d’Azur, Tashkent Open 2017, Czech Open, Malaysian Open 2016, Open 13, Thailand Open (Chua Chin), Noventi Open 2019, Stockholm Open 2024, Croatia Open Umag 2015, UNICEF Open 2010 – muži, Zürich Open, Livesport Prague Open 2022, Portugal Open, Estoril Open 2016, Jiangxi Open, Montpellier Open, Kia Korea Open 2014, Nordea Open 2024, Advantage Cars Prague Open 2023, Gijón Open 2022, Winners Open 2021, Mérida Open Akron 2025, Estoril Open 2015, Citi Open 2012 – ženy, Apache OpenOffice, I. ČLTK Prague Open 2022, Tashkent Open, Advantage Cars Prague Open 2024, Tianjin Open, Open 13 2017, BOSS Open 2024, Seznam juniorských vítězů na US Open, Orange Warsaw Open, UniCredit Czech Open, Ordina Open 2009 – ženy, BOSS Open 2022, BMW Open 2016, Rio Open 2016, Malaysian Open, Nordea Open 2022, Shenzhen Open 2015, Estoril Open 2023, Moselle Open 2016, Nordea Open 2023, Hong Kong Tennis Open 2024, French Open 2008 – smíšená čtyřhra, Barcelona Open Banco Sabadell 2024, Tashkent Open 2016, Claro Open Colombia