Players: OR
- Or Bronstein 2441 · 56 games
- David Man Tat Or 1966 · 5 games
- Or Gavriely 2216 · 36 games
- Or Globus 2463 · 31 games
- Or Levi 1540 · 26 games
- Lincoln Or 1540 · 51 games
- Or Shatil 8 games
- Yochanan Or 1861 · 10 games
- Chukwunonso Oragwu 2082 · 175 games
- Cuma Orak 1744 · 11 games
- Ersin Orak 1770 · 27 games
- Ljubomir Orak 2199 · 207 games
- Orak, T 1910 · 18 games
- Yunus Orak 1852 · 51 games
- Muratcan Orakci 1802 · 10 games
- Josef Oral 1817 · 6 games
- Rahmetullah Oral 1462 · 10 games
- Tomas Oral 2489 · 881 games
- Abdullah Oraltay 1667 · 7 games
- Tomas Oramas Henriquez 2035 · 5 games
- Miguel Oramas Medina 1768 · 34 games
- Avraam Oran 2430 · 5 games
- Richard Oranje 2057 · 37 games
- Ananda Sofia Orantes Sanchez 1664 · 17 games
- Orantes Sanz, R 1631 · 7 games
- Francisco Orantes Taboada 2224 · 412 games
- Orash Shonazarov 35 games
- Orasji Roger Junior 1946 · 10 games
- Kgotlane Oratile 1980 · 38 games
- Michael Oratovsky 2350 · 744 games
- Imre Oravecz 1801 · 16 games
- Nursulu Orazalina 1801 · 100 games
- Aruzhan Orazgali 1438 · 10 games
- Orazi, C. 1829 · 5 games
- Makhim Orazmukhammedova 1871 · 57 games
- Constant Orbaan 60 games
- Wilhelm Orbach 16 games
- Andreas Orban 2164 · 21 games
- Orban, L. 6 games
- Pieter-Jan Orban 2049 · 25 games
- Vasile-Gheorghe Orban 1671 · 11 games
- Orban, Z. 11 games
- Mert Orbay 1714 · 21 games
- Cliburn Anthony ORBE 1866 · 7 games
- Ariadna Estefania Orbe Vivero 1753 · 17 games
- Veronica Priscila Orbe Vivero 1992 · 25 games
- Alvaro Israel Orbegoso Romero 1441 · 8 games
- Axel Orbegozo 1867 · 5 games
- Miguel Orbegozo 12 games
- Orbezo Rosales, X 1891 · 23 games
- Francisco Orcera Gomez 1683 · 18 games
- Alejandro Ordaz 9 games
- Ordaz Valdes, L 2313 · 362 games
- Ordaz Valdes Lisandra Teresa 2313 · 16 games
- Ordenes Segovia, S 1923 · 7 games
- Sergio Ordenes 2095 · 6 games
- Kevin Ordet 1864 · 8 games
- Ordian, V 2378 · 7 games
- Vrej Ordian 5 games
- Ordinola Capcha, J 2004 · 10 games
- Roque Ordiz Fernandez 2269 · 135 games
- Ericka Ordizo 1842 · 11 games
- Kate Nicole Ordizo 1893 · 36 games
- Vicens Ordobas Martinez 2039 · 25 games
- Daniela Ordonez Alarcon 1772 · 101 games
- Luis Daniel Ordonez Alarcon 8 games
- Ricardo Andres Ordonez Bonilla 2145 · 38 games
- Josue Fernando Ordonez Canales 1624 · 11 games
- Luis Fernando Ordonez Diaz 1797 · 19 games
- Erick Ordonez 7 games
- Ordonez, F 2277 · 12 games
- Francisco Ordonez 2385 · 13 games
- Gabriel Ordonez Gonzalez 1967 · 130 games
- Ordonez, JA. 11 games
- Luis Ordonez 5 games
- Aura Valeria Ordonez Madrigal 8 games
- Andrea Angelica Ordonez Sanchez 1955 · 39 games
- Ordonez Torres, J 2009 · 9 games
- Maria Del Carmen Ordonez Torres 2018 · 102 games
- Gabriel Bento Ordozgoite 1808 · 24 games
- Ordunez, E 2270 · 16 games
- Ordunez Echarte, D 2132 · 51 games
- Orefice, P. 7 games
- Orehek, S 2016 · 185 games
- Orejuela Chango, P 2036 · 9 games
- Boris Orekhov 1917 · 5 games
- Orekhov, N 2206 · 62 games
- Orekhov, V 2138 · 26 games
- Orekhov, Vl 1900 · 9 games
- Orel, A 2007 · 6 games
- Anze Orel 8 games
- Daniil Orel 1990 · 9 games
- Danil Orel 1990 · 18 games
- Orel, K 2082 · 28 games
- Karmen Orel 1690 · 47 games
- Oskar Orel 2367 · 164 games
- Orel Ribstein 2127 · 27 games
- Orel, S 1830 · 64 games
- Simona Orel 2150 · 50 games
- Yusuf Orel 1581 · 21 games
- A. Carlos E Orellana 1975 · 16 games
- Orellana A. Carlos E. 1975 · 9 games
- Alvaro Orellana Canelo 2145 · 60 games
- Jeffry Stanley Orellana Gomez 5 games
- Orellana, J. 8 games
- Juan Orellana 1890 · 5 games
- Nicolas Orellana Mundaca 1584 · 5 games
- Hugo Orellana Rastello 1671 · 12 games
- Daniel Orellana Romero 1983 · 9 games
- Orelvis Perez Mitjans 12 games
- Leon Oremek 1517 · 9 games
- Menachem Oren 25 games
- Rowan I Oren-Woods 1591 · 14 games
- Namsi Orenda 8 games
- Omar Orenda 2112 · 66 games
- Emil Orendy 22 games
- Necip Orengonul 1516 · 12 games
- Konstantinos Oreopoulos 2272 · 37 games
- Oreshenkov, V 1981 · 6 games
- Vladislav Oreshkin 2036 · 17 games
- Milan Oreskovic 1939 · 6 games
- Oreskovic, P 1916 · 18 games
- Jan Oresky 2204 · 151 games
- Orev, B 1866 · 10 games
- Petar Orev 2029 · 256 games
- Niklas Orf 2111 · 13 games
- Mark A Orfalea 2215 · 5 games
- Orfali, M 2008 · 6 games
- Kalliopi Orfanaki 1485 · 16 games
- Anastasia Orfanidou 1563 · 15 games
- Orfanos, E. 2135 · 20 games
- Orfeas Bourhas 8 games
- Orfei, R 1958 · 6 games
- Kristofer Orfila 2217 · 18 games
- Kuba Orfin 7 games
- Nicolo' Orfini 2194 · 163 games
- Oliver Organdziev 2201 · 315 games
- Organek, M. 7 games
- Organisciak, W 2009 · 5 games
- Gantumur Orgil 2097 · 33 games
- Orgilon Batsaikhan 2095 · 22 games
- Philipp Orgler 2007 · 45 games
- Dusan Orgon 1986 · 65 games
- Orgon Patrik 2022 · 9 games
- Sandor Orgovan 2112 · 114 games
- Karl Kristofer Orgse 1817 · 34 games
- Kubra Nur Orhan 1708 · 16 games
- Miray Orhan 9 games
- Bora Orhon 2098 · 15 games
- Ori Kobo 2541 · 64 games
- Ori Kochavi 2439 · 41 games
- Marco Ori 2111 · 85 games
- Ori Newman 2314 · 8 games
- Ori Scheimann 1896 · 5 games
- Ori Soybert 5 games
- Ori Yaniv 2180 · 20 games
- Oria, A. 1861 · 5 games
- Noga Orian 2293 · 295 games
- Oriane Soubirou 2022 · 5 games
- Jan Roldan Oriendo 5 games
- Etienne Orieux 2272 · 31 games
- Alondra Orihuela Barreda 1791 · 30 games
- Damir Orincic 1834 · 5 games
- Lars Orio 1910 · 17 games
- Rogelio L. Orio 1851 · 55 games
- Oriol Lacasa Diaz 2207 · 5 games
- Oriol, P. 5 games
- Ostap Orishko 1932 · 6 games
- Yaroslav Orishko 2120 · 17 games
- Ana Maria Orita 2085 · 18 games
- Hugo Oriundo 6 games
- Oriyat Obidjonov 12 games
- Hugo Orizondo 2016 · 40 games
- Burak Can Orken 1886 · 14 games
- Orla Dorman 5 games
- Aristides Orlandi Neto 1681 · 65 games
- Orlandi, S 1948 · 6 games
- Orlando Andres Leon Archibaldo 2180 · 36 games
- Orlando David Borre Meza 9 games
- Orlando Husbands 1491 · 41 games
- Orlando, L. 10 games
- Orlando Pin 1835 · 8 games
- David Orlic 1625 · 8 games
- Vukasin Orlic 1965 · 20 games
- Orlicek, K 1712 · 12 games
- Sandra Orlik 1847 · 48 games
- Orlikowska, I. 5 games
- Laura Orlina 1818 · 22 games
- Maxim L Orlinkov 2297 · 48 games
- Orlinski, W. 1960 · 6 games
- Aleksandr Orlov 2023 · 8 games
- Alexandr Orlov 1831 · 19 games
- Ana Orlov 2102 · 28 games
- Andrey Orlov 2471 · 372 games
- Orlov, E 2170 · 12 games
- Georgi Orlov 2419 · 754 games
- Konstantin Orlov 2151 · 91 games
- Orlov, N2 2366 · 15 games
- Nikolay Orlov 7 games
- Orlov, O2 2254 · 213 games
- Pavle Orlov 2405 · 96 games
- Roman Orlov 1870 · 13 games
- Vassily Orlov 2465 · 242 games
- Vsevolod Orlov 14 games
- Vyacheslav Aleks Orlov 1539 · 5 games
- Alicia Orlova 1723 · 22 games
- Elena Orlova 13 games
- Orlova, L 1936 · 37 games
- Tatiana Orlova 7 games
- Orlova, Y 1936 · 82 games
- Isa Orlovic 1830 · 11 games
- Lucie Orlovic 1414 · 9 games
- Orlovic, V 2068 · 5 games
- Orlovska, H. 7 games
- Madara Orlovska 2059 · 136 games
- Jaroslavs Orlovskis 1927 · 10 games
- Daniil Orlovsky 1809 · 8 games
- Aleksandra Orlowska 1482 · 8 games
- Izabela Orlowska 47 games
- Adam Orlowski 1709 · 22 games
- Juergen Orlowski 2209 · 47 games
- Krzysztof Orlowski 1691 · 9 games
- Orlyanskaya, D 1993 · 63 games
- Attila Orman 1950 · 74 games
- Ormasen, O. 1766 · 5 games
- Chris Ormel 8 games
- Ormersbach, B. 5 games
- Gaszton Ormos 2275 · 14 games
- Alan Ormsby 1861 · 48 games
- Jan Orna 1647 · 6 games
- Mar Orndahl 2187 · 97 games
- Mats Orndahl 2057 · 22 games
- Henrik Ornebjerg 1782 · 18 games
- Jacob Ornelas 1647 · 9 games
- Hannah Rose Ornello 1586 · 7 games
- Tomas Ornet 1752 · 38 games
- Nikolaos Ornithopoulos 1823 · 85 games
- Magnus P Ornolfsson 2143 · 159 games
- Axel Ornstein 2040 · 874 games
- Petra Ornstein 2021 · 85 games
- Faustino Oro 2560 · 1,993 games
- Luis Oro 2255 · 263 games
- Mario Oroche Mayta 1895 · 27 games
- Egbert David Orocio Mendoza 1882 · 59 games
- Orocu, M. 7 games
- Gabriel Orofino 1655 · 9 games
- Otabek Orolov 1792 · 9 games
- Ramon Jose Oropeza Chirinos 1793 · 10 games
- Jose Martin Oropeza Montoya 1635 · 7 games
- Jacob Tiziano Oropeza Ortega 1647 · 23 games
- Cesar Santiago Oros Meraz 6 games
- Oros, R 2220 · 114 games
- Victor Orosa Martinez 2099 · 43 games
- Orosi, P 2015 · 34 games
- David Eduardo Orostegui Cardona 1802 · 48 games
- David Orostegui 8 games
- Pablo Mateo Orostica Diaz 1787 · 16 games
- Andras Orosz 2279 · 132 games
- Timea Orosz 1698 · 21 games
- Oroudzhov, A 2060 · 9 games
- Emmet ORourke 1924 · 22 games
- Adrian Oroz Carrasco 2148 · 36 games
- OROZBAEV EIdiiar 2357 · 7 games
- Eldiar Orozbaev 2357 · 996 games
- Eldiyar Orozbaev 2357 · 403 games
- Aiiza Orozbekova 1649 · 14 games
- Orozco 7 games
- Angel Orozco 13 games
- Jaidiber Orozco Arango 1863 · 7 games
- Mamani Orozco Camila Guianella 8 games
- Carlos Orozco 1925 · 6 games
- Melissa Orozco Centeno 1651 · 5 games
- Eliana Andrea Orozco 1661 · 23 games
- Juan Orozco 7 games
- Lina Orozco 2022 · 92 games
- Orozco, Lu 2114 · 33 games
- Luis Orozco 1830 · 8 games
- Luz Elena Orozco 6 games
- Luz Helena Orozco 6 games
- Omar Orozco 1804 · 11 games
- Osvaldo Orozco 1804 · 8 games
- Nelson Orozco Parra 1740 · 12 games
- Orozco, R. 13 games
- Federico Orozco Santos 1916 · 10 games
- Zamir Orozobaev 1852 · 11 games
- Orpa Angue Ondo Obono 1605 · 10 games
- Orpa Tasnia Tarannum 1649 · 11 games
- Mikko Orpana 6 games
- Orpheas Kasmeridis 5 games
- Claudio Orpinas 2225 · 6 games
- Claudio Javier Orpinas Konig 1901 · 25 games
- Orpinas Konnig, C 1901 · 16 games
- Olivier Orquiza 1973 · 7 games
- Orr, M 2100 · 215 games
- Mark J L Orr 2380 · 150 games
- Michael E. Orr 1617 · 17 games
- Adam Orregaard Viero 1862 · 5 games
- Marcelo Orrego Palermo 2092 · 152 games
- Gustavo Orrego Salazar 1924 · 22 games
- Tatiana Orrego Sucerquia 1638 · 34 games
- Clara Orriols Mira 1920 · 9 games
- Orrit Sole, G 1926 · 6 games
- Orru Giulia 8 games
- Orsag, M. 2140 · 15 games
- Mil1 Orsag 2190 · 195 games
- Milan Orsag 2190 · 309 games
- Miroslav Orsag 2390 · 31 games
- Orsag, T. 20 games
- Orsagova, E. 1970 · 79 games
- Orsagova, S 1961 · 21 games
- Wolfgang Orsario 1705 · 12 games
- Marcello Orsatti 1993 · 40 games
- Anke Orschiedt-Eghbali 1750 · 18 games
- Luca Orseniga 1770 · 11 games
- Davide Orsenigo 1716 · 16 games
- Dag S Orseth 2270 · 31 games
- Ilya Orsher 2189 · 17 games
- Anna Orshonova 1920 · 10 games
- Elena Orshonova 1937 · 257 games
- Andrea Orsi 1722 · 19 games
- Graziano Orsi 1667 · 32 games
- Orsi, M. 9 games
- Mas Orsi 2037 · 10 games
- Matteo Orsi 1915 · 9 games
- Orsini, A 2353 · 81 games
- Cesar Oliveira Orsini 1886 · 55 games
- Romina P Orsini 1820 · 8 games
- Sarah de Oliveira Orsini 1454 · 45 games
- Mustafa Hakan Orskaya 5 games
- Janos Orso 1977 · 67 games
- Miklos Orso 2079 · 434 games
- Marijan Orsolic 1935 · 7 games
- Zvonimir Orsolic 1631 · 8 games
- Jean Philippe Orsoni 7 games
- Kristof Orsos 1848 · 6 games
- Michal Orszulak 1739 · 11 games
- Andre Fernando Orta Ruz 1960 · 120 games
- Mario Orta Vazquez 1598 · 16 games
- Bunyamin Ortac 1534 · 8 games
- Ortega 7 games
- Agustin Ortega 1822 · 24 games
- Alejandro Ortega 2330 · 33 games
- Mariano Ortega Amarelle 2379 · 98 games
- Santiago Enmanuel Ortega Amaya 1845 · 28 games
- Anthony Ortega 2128 · 30 games
- Ximena Ortega Beltran 1821 · 58 games
- David Ortega Campallo 1752 · 24 games
- Alex Benjamin Ortega Carrasco 1923 · 35 games
- Alonso Ortega Clemente 1817 · 15 games
- Lucas Ortega Clemente 1772 · 18 games
- Francois Ortega 1950 · 12 games
- Ortega Fuentes, L 2088 · 5 games
- Santiago Ortega Gadea 2038 · 8 games
- Anastasia Del Valle Ortega Garcia 1462 · 12 games
- Francisco Ortega Garcia 1989 · 5 games
- Ortega Gonzalez, J 1920 · 13 games
- Ortega Hermida, D 2334 · 58 games
- Paris Francisco Ortega Herrera 2236 · 52 games
- Eunel Jesus Ortega Hurtado 1581 · 10 games
- Ortega, I. 5 games
- Ortega, J. 7 games
- Miguel Adolfo Ortega Jacinto 1756 · 10 games
- Jaime Ortega Leon 1636 · 42 games
- Lexy Ortega 2340 · 621 games
- Ortega Lopez, A 1911 · 6 games
- Francisco Javier Ortega Lopez 1750 · 7 games
- Ortega Lopez, M 2139 · 44 games
- Ortega, M. 8 games
- Mariano Ortega 2379 · 562 games
- Grecia Lucia Ortega Mendez 1479 · 8 games
- Yeudiel Ortega Mendez 1485 · 10 games
- Javier Ortega Morales 1883 · 38 games
- Ortega Morales, P 1659 · 19 games
- Ludy Ortega Nadera 7 games
- Mauro Ortega Navia 1564 · 7 games
- Giovani Ortega Perez 1633 · 6 games
- Paul Ortega Reyes 1754 · 5 games
- Gadiel L. Ortega Rivera 1642 · 16 games
- Rogelio Ortega 162 games
- Rosendo Ortega 1723 · 5 games
- Nicolas Ortega Rueda 1909 · 16 games
- Jose Migues Ortega Ruiz 2333 · 415 games
- Ortega, S. 1866 · 9 games
- Marcos Ortega Sanchez Montanez 2085 · 23 games
- Angela Ortega Sanchis 1834 · 6 games
- Marc Ortega Serra 2307 · 187 games
- Briyith Dayana Ortega Soler 19 games
- Teoba Ariadna Ortega 1687 · 6 games
- Sebastian Ortega Trujillo 1672 · 11 games
- Jose Ramon Ortega Valle 2052 · 79 games
- Jhon Ortega Villalobos 11 games
- Andres Felipe Ortegon 6 games
- Juan Carlos Ortegon 1867 · 6 games
- Ortegon Villacorte, D 1845 · 38 games
- Linda Daniela Ortegon Villacorte 1845 · 34 games
- Endre Ortel 2350 · 95 games
- Ortells Perez, V 2028 · 18 games
- Tomris Hilal Orten 1615 · 13 games
- Max Orteu Capdevila 2182 · 81 games
- Andrea Ortez 1980 · 360 games
- Kimberley Orth 20 games
- Matthias Orth 13 games
- Roman Orth 2057 · 31 games
- Miguel Orti Boix 1765 · 19 games
- Ortik Nigmatov 39 games
- Sherali Ortikov 2068 · 34 games
- Ortin 6 games
- Ainhoa Ortin Blanco 1933 · 44 games
- Inigo Ortin Blanco 2265 · 75 games
- Juan Jose Ortin Caballe 2035 · 8 games
- Helmut Ortinau 2180 · 18 games
- Peter Ortinau 2061 · 16 games
- Ortiz, A 1845 · 30 games
- Nadya Ortiz Aguirre 19 games
- Alejandro Ortiz Alcantara 1840 · 22 games
- Tadeo Ortiz Alcantara 1475 · 13 games
- Jose Carlos Ortiz Aleman 2185 · 13 games
- Angel Ortiz Alfaro 2119 · 34 games
- Anahi Ortiz 18 games
- Andres Ortiz 1878 · 13 games
- Braulio Ortiz Arreola 1890 · 14 games
- Leonard David Ortiz Avila 2051 · 10 games
- Javier Ortiz Aviles 2144 · 10 games
- Josias Ezequiel Ortiz Bareiro 1729 · 7 games
- Fernando Ortiz Barranon 1713 · 16 games
- Bhell Ortiz 16 games
- Pablo Ortiz Bogdanov 1774 · 18 games
- Santiago Ortiz Bogdanov 1860 · 26 games
- Elio Rafael Ortiz Calderon 1972 · 9 games
- Omar Said Ortiz Camacho 1764 · 7 games
- Carolina Ortiz 11 games
- Vladimir S. Ortiz Colon 1651 · 9 games
- Samuel Ortiz Contreras 1541 · 16 games
- David Ortiz 37 games
- Javier Ortiz de Apodaca Villaplana 1477 · 14 games
- Aitor Ortiz De Latierro Olivella 2013 · 8 games
- E PAN Ortiz 1972 · 14 games
- E PHI Ortiz 2135 · 48 games
- Eduardo Ortiz 2358 · 21 games
- Elizarbe Cristhian Ortiz 6 games
- Facundo Ortiz 5 games
- Ortiz Fernandez Vega, A 2092 · 19 games
- Francisco Ortiz 2102 · 27 games
- Luisa Fernanda Ortiz Galina 22 games
- Leonardo Nicolas Ortiz Gonzalez 1606 · 5 games
- Pablo Andres Ortiz Goyes 18 games
- Emily Dayana Ortiz Gutierrez 1475 · 29 games
- Ricardo Paul Ortiz Hernandez 1856 · 31 games
- Martin Fernaando Ortiz Hidalgo 1503 · 6 games
- Ortiz, I 2399 · 13 games
- Ortiz, J. 7 games
- Jor Ortiz 1815 · 82 games
- Karolina Ortiz 11 games
- Katherine Berenice Ortiz 1898 · 52 games
- Josep Ortiz Lafont 2076 · 21 games
- Alex Ortiz Lama 1835 · 6 games
- Miguel Angel Ortiz Lopera 2081 · 117 games
- Maria Camila Ortiz Lopez 22 games
- Marcos Ortiz 2234 · 151 games
- Sebastian Alonso Ortiz Menacho 2006 · 158 games
- Sebastian Ortiz Monsalve 2007 · 102 games
- Ortiz, Na 2153 · 150 games
- Nadia Ortiz 15 games
- Samantha Ortiz Noguera 1453 · 8 games
- Ortiz, P. 5 games
- Santiago Ortiz Padilla 1642 · 25 games
- Carlos Ortiz Perez 1892 · 20 games
- ROBERTO ELIEL ORTIZ PEREZ 6 games
- Roberto Ortiz Pop 1811 · 11 games
- Johnny Alexander Ortiz Q 2065 · 27 games
- Rafael Ortiz 10 games
- Juan Sebastian Ortiz Riano 17 games
- Aldo Ortiz Rodriguez 24 games
- Rosa Daniela Ortiz 1767 · 11 games
- Nayade Ortiz Salcedo 1561 · 46 games
- Luis Ortiz Sanchez 1956 · 163 games
- Emmett Yaksel Ortiz Santos 6 games
- Isan Reynaldo Ortiz Suarez 2490 · 905 games
- Ortiz Suarez Isan Reynaldo 2527 · 7 games
- John Jairo Ortiz Torres 1560 · 11 games
- Wilton Dario Ortiz Torres 17 games
- Sofia Ortiz Valencia 1534 · 9 games
- Anahi Ortiz Verdesoto 2245 · 40 games
- Anahi Ortiz Verdezoto 2245 · 234 games
- Ortiz Verdezoto Anahi 2046 · 10 games
- Waldemar Ortiz 2130 · 21 games
- Wendy Ortiz 1810 · 5 games
- Erwin Ortlauf 1970 · 21 games
- Thomas Ortleb 1935 · 10 games
- David Ortmann 2228 · 129 games
- Leonard Ortmeier 2221 · 9 games
- Leonhard Ortmeier 2221 · 31 games
- Doris Ortner 6 games
- Jonas Ruben Ortner 1885 · 5 games
- Ronald Ortner 1863 · 9 games
- Sebastian Ortner 2085 · 16 games
- Marco Ortobelli Lozza 2113 · 52 games
- Ortobelli Lozza Marco 5 games
- Kai Ortoft 1969 · 66 games
- Bill Orton 11 games
- Orton, L. 15 games
- Paul Orton 1749 · 52 games
- Stephen L A Orton 2066 · 52 games
- William R Orton 1998 · 139 games
- Ortpaul, M 1963 · 25 games
- Marc Orts Tomas 2058 · 8 games
- Ortuno, D. 5 games
- Ortwein, K. 6 games
- Andoni Orube Bona 1841 · 9 games
- Orube Ona, A 1841 · 16 games
- Ediz Oruc 1781 · 9 games
- Halil Ibrahim Oruc 1501 · 9 games
- Siraz Oruc 1769 · 18 games
- Anar Orudzhov 6 games
- Azer Orujov 9 games
- Elshad Orujov 2187 · 16 games
- Farid Orujov 2354 · 613 games
- Hasan Orujov 2062 · 46 games
- Hazrat Orujov 1954 · 69 games
- Orujov, S 2254 · 54 games
- Najiba Orujova 1621 · 8 games
- Orumah, O. 2200 · 6 games
- Julien Orus 1843 · 5 games
- Chayan Oruspay 1947 · 9 games
- Juraj Oruzinsky 2347 · 201 games
- Stig Orval 8 games
- Orvar Holm Brynjarsson 1252 · 6 games
- Martin Orvedal 1709 · 27 games
- Vladimir Orvisky 1750 · 53 games
- Gerhard Orwatsch 1976 · 12 games
- Ory, Ch 5 games
- Ory, J. 6 games
- Vladislav Orysenko 1821 · 8 games
- Dominik Orzech 2249 · 826 games
- Jacek Orzechowski 2130 · 378 games
- Jakub Orzechowski 1671 · 12 games
- Krzysztof Orzechowski 1825 · 6 games
- Michal Orzechowski 1651 · 52 games
- Nikodem Orzechowski 1718 · 9 games
- Filip Orzel 8 games
- Orzikulova, M 2044 · 7 games
- Vinicius Orzzatto 1425 · 7 games