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Name ELO Title Federation Games
O'Brien, Kieran 1773 Ireland 11
O'Brien, Richard 2080 Ireland 1
O'Cinneide, Mel 2188 Ireland 9
O'Connell, Gerard 2062 Ireland 24
O'Connell, Kevin J 2328 FM Ireland 9
O'Connor, Jonathan 2154 Ireland 9
O'Connor, Joseph 2065 United Kingdom 7
O'Donnell, Robert 1867 United States 6
O'Donnell, Tom 2332 IM Canada 18
O'Donovan, Richard 2052 Ireland 13
O'Driscoll, Kieran 2067 Ireland 46
O'Grady, Gary 1932 Ireland 7
O'Leary, Matt 2053 Ireland 9
O'Reilly, Edward 2240 Ireland 8
O'Rourke, Ray 1840 Ireland 9
O'Shaughnessy, Conor 2209 Ireland 8
O'Shea, Kevin 2035 Ireland 10
Oancea, Nicolae 1752 Romania 20
Oates, David 2166 Wales 21
Oatlhotse, Providence 2209 IM Botswana 118
Obad, Andrija 2190 FM Bosnia And Herzegovina 20
Obad, Damir 1978 Croatia 6
Obaid, Sondos 1221 Bahrain 4
Obando, Arnoldo 2230 Colombia 13
Obando, Carlos 1974 Peru 12
Obando, Richard 2102 Peru 9
Obarcanin, Nijaz 2008 Bosnia And Herzegovina 23
Obdrzalkova, Anita 1963 Slovakia 60
Obels, Jiri 2042 Netherlands 59
Obels, Pepijn 1744 Netherlands 35
Obenaus, Thomas 1784 Austria 15
Obeng, Kingsley 1745 Germany 35
Oberbarnscheidt, Ludger 2264 Germany 52
Oberberger, Guenther 1733 Austria 14
Oberbichler, Robert 1845 Austria 8
Oberdorfer, Christof 1765 Austria 9
Obere, Roman Franz 1988 Germany 7
Oberfrank, Istvan 2091 Hungary 37
Oberg, Mikael 2087 Sweden 5
Oberhofer, Andre 2283 Germany 73
Oberhofer, Cedric 2259 FM Germany 27
Oberhofer, Max 2131 Germany 108
Oberhofer, Peter 1869 Germany 7
Oberholzer, Francois 2056 FM South Africa 1
Oberholzer, Rex 1941 Namibia 38
Oberlin, Cecile 1656 France 1
Obermair, Walter 1873 Austria 22
Oberman, Hotimir 1874 Croatia 12
Obermayr, Hermann 2112 Austria 157
Obermeier, Edi 2067 Germany 31
Oberndoerfer, Frank 1962 Germany 60
Oberngruber, Thomas 2105 Austria 13
Obernoeder, Thomas 1761 Germany 15
Oberoi, Shelev 2318 United States 144
Oberpriller, Josef 1987 Germany 27
Oberrauch, Martin 2185 Italy 26
Obers, Frits 2136 Netherlands 138
Obersnel, Jan 1721 Slovenia 9
Oberst, Janosch 1856 Germany 7
Oberst, Thomas 2249 FM Germany 154
Oberste, Norbert 1751 Germany 83
Obert, Julien 1952 France 1
Oberweis, Paul 1963 Luxembourg 32
Obgolts, Erik 2445 FM Russian Federation 134
Obiamiwe, Paul 1866 Nigeria 91
Obiedzinski, Pawel 1812 Poland 9
Obiedzinski, Piotr 1843 Poland 5
Obierak, Wladyslaw 2089 Poland 40
Obili, Abhishek 2031 United States 5
Objois, Pierre Henri 1720 France 4
Oblak, Marko 1636 Italy 9
Oblamski, Vladimir 2008 Belarus 23
Oblin, Pierre 1695 France 1
Oblitas, Carlomagno 2396 IM Peru 333
Obodchuk, Andrei 2317 IM Fide 399
Oboladze, Luka 2405 IM Georgia 82
Obolenskikh, Dmitry 2536 IM Russian Federation 100
Obolentseva, Alexandra 2313 WGM Russian Federation 110
Obolonin, Filipp 1918 Estonia 3
Obon Temprano, Sergi 2193 FM Spain 67
Obon Zuniga, Francisco 1733 Spain 19
Obona, Jan 2130 Slovakia 72
Obondo, Cynthia Awino 1471 Kenya 9
Oborina, Elena 2030 Russian Federation 11
Oborny, Lubor 1906 Czech Republic 3
Oboron, Georges 2005 Poland 13
Oborski, Artur 1903 Poland 8
Obradovic, Alexandar 2225 Serbia 1
Obradovic, Blazimir 2139 FM Serbia 4
Obradovic, Dragan 1914 Serbia 36
Obradovic, Milan 1479 Switzerland 5
Obradovic, Momcilo 1865 Serbia 3
Obradovic, Vasilije 1987 Serbia 12
Obralic, Esad 2331 FM Bosnia And Herzegovina 13
Obran, Harald 1989 Austria 80
Obregon, Andres Carlos 2506 GM Argentina 251
Obregon Garcia, Roxangel 2158 WIM Cuba 49
Obregon Rivero, Juan 2391 FM Cuba 179
Obreht, Slobodan 1966 Germany 23
Obreja, Mihai 1816 Romania 13
Obrezchikov, Mikhail 1871 Russian Federation 10
Obrien, Matthew 2140 United States 5
Obringer, Jean Marc 2069 France 24
Obrochta, Bogdan 2073 Poland 19
Obrovac, Zvonko 2153 Canada 7
Obrsal, Josef 1501 Czech Republic 41
Obrusnik, Dawid 1748 Poland 9
Obrusnik, Michal 2262 FM Poland 48
Obrusnik, Pawel 1599 Poland 8
Obsivac, Josef 2299 FM Czech Republic 470
Obst, James 2097 Australia 92
Obst, Martin 2021 Germany 28
Obuca, Bajro 2029 CM Bosnia And Herzegovina 26
Obukhov, Alexander 2330 GM Russian Federation 533
Obukhov, Sergeij 2078 Ukraine 11
Oburka, Vladislav 1759 Czech Republic 8
Ocabo Vera, Pedro Aristides 1599 Spain 9
Ocakacan, Deniz 1805 Turkey 9
Ocampo, Cristina 2005 WFM Colombia 8
Ocampo, Fermin 1953 Argentina 1
Ocampo, Gisel 1475 Argentina 5
Ocampo, Raul 2315 Argentina 63
Ocampo Vargas, Raul 2069 IM Mexico 124
Ocampos, Ian 2210 Argentina 23
Ocampos, Martin 1703 Paraguay 2
Ocana Lameiro, Oliver 1989 Spain 2
Ocana Roca, Juan Jesus 2145 Spain 33
Ocantos, Manuel 2145 Luxembourg 122
Ocariz Gallego, Jesus 1957 Spain 25
Occari, Maurizio 2018 Italy 22
Occhipinti, Giuseppe 1917 Italy 1
Occhipinti, Massimo 1882 Italy 22
Ocejo, Leyla 2061 Cuba 8
Ocelak, Jakub 2105 CM Czech Republic 44
Ocelik, Vaclav 1823 Netherlands 9
Ocepek, Martin 2099 Slovenia 16
Ochedzan, Tymon 2236 FM Poland 81
Ochelli, Francisco 1753 Paraguay 24
Ochirbat, Lkhagvajamts 2119 CM Mongolia 8
Ochirova, Irina 1487 Russian Federation 10
Ochkoos, Jura 2203 FM Canada 235
Ochkov, Radoslav 1892 Bulgaria 32
Ochman, Tomas 1806 Czech Republic 21
Ochmann, Denis 1485 Germany 7
Ochmann, Reimund 1904 Germany 49
Ochneva, Inga 2114 WFM Russian Federation 8
Ochoa, Carl Victor 2276 Philippines 35
Ochoa, Ismael 1861 Honduras 5
Ochoa, Jason 1786 United States 5
Ochoa, Matias 1961 Argentina 25
Name ELO Title Federation Games
Ochoa de la Rosa, Manuel Dario 2399 FM Cuba 48
Ochodek, Mariusz 1985 Poland 9
Ochonski, Piotr 2160 Poland 36
Ochrana, Ladislav 1815 Slovakia 46
Ochs, Daniel Elias 2223 Germany 3
Ochs, Holger 2225 Germany 63
Ochsner, Bjorn Moller 2521 IM Denmark 313
Ochsner, Henrik 1886 Denmark 2
Ochsner, Thomas 2264 Denmark 349
Ochtman, Henk 2066 Netherlands 27
Ociepka, Dominika 1409 Poland 1
Ockay, Tomas 2094 Czech Republic 58
Ockenfels, Karsten 1636 Germany 7
Ocko, Martin 2053 Slovakia 1
Ocnarescu, Victor 2164 Romania 81
Ocokoljic, Zoran 1922 Serbia 19
Ocon Galilea, Francisco Jose 1949 Spain 23
Oconnor, Derek 2280 United States 13
Ocwieja, Piotr 1703 Poland 4
Ocytko, Andrzej 1992 Poland 95
Ocytko, Anna 1967 Poland 19
Ocytko, Michal 1124 Poland 9
Odachowski, Arthur 2205 Canada 64
Odadzic, Zoran 1705 Serbia 4
Odde, Eilif 1913 Norway 40
Odden, Jan Ove 1551 Norway 27
Oddone, Cristhian 2268 Uruguay 28
Odeev, Handszar 2245 GM Turkmenistan 510
Odeeva, Larisa 2198 WFM Turkmenistan 14
Odegaard, Per Chr 1684 Norway 2
Odegov, Artem 2286 FM Russian Federation 55
Odeh, Kenneth 1932 FM Nigeria 50
Odehnal, Jaroslav 1918 Czech Republic 13
Odehnal, Miroslav 2226 Czech Republic 22
Oden, Edgar 2008 Germany 22
Odendaal, Frederick 2002 South Africa 35
Odendahl, Reiner 2306 FM Germany 336
Odendahl, Steven M 2420 IM United States 95
Odermatt, Klaus 1781 Switzerland 14
Odermatt, Stefan 2132 Switzerland 6
Odesskij, Ilia 2429 IM Russian Federation 125
Odinaev, Timur 2302 FM Russian Federation 9
Odinaeva, Saodat 1893 Tajikistan 20
Odink, Karel 2116 Netherlands 10
Odinokov, Nikolai 2312 FM Russian Federation 82
Odisharia, Teona 2178 Georgia 78
Odler, Daniel 2034 Slovakia 84
Odnorozhenko, Evgenyi 2159 IM Ukraine 132
Odnorozhenko, Kateryna 2096 WIM Ukraine 148
Odor, Istvan 2098 Hungary 1
Odounga Christ, Ceylan 1395 Gabon 11
Odunaiya, Victor 1719 United Kingdom 4
Odzak, Senad 1834 Bosnia And Herzegovina 2
Oe, Oluf 1779 Denmark 24
Oechler, Hans Erich 2121 Germany 24
Oechslein, Rainer 2117 Germany 228
Oehler, Markus 2063 Germany 35
Oehlerich, Per 1951 Denmark 22
Oehlmann, Dieter 2041 Germany 48
Oehmichen, Jan 1863 Denmark 24
Oehne, Ingo 1804 Germany 7
Oehne, Timo 2135 Germany 11
Oehrlein, Alexander 2144 Germany 29
Oehrlein, Thomas 2235 Germany 91
Oei, Hway Ik 2071 Netherlands 195
Oelert, Ralf 1981 Germany 50
Oellrich, Torben 1665 Germany 15
Oelrichs, Manfred 1667 Germany 155
Oelze, Joern 1971 Germany 48
Oendy, Oscar 2081 Australia 30
Oepen, Lothar 2064 Germany 79
Oergel, Ullrich 1954 Germany 14
Oertel, David 1979 Germany 27
Oertel, Thomas 1999 Germany 29
Oesch, Harry 1905 Switzerland 5
Oest, Thorsten 2055 Germany 36
Oesterle, Peter 2385 Germany 79
Oesterreicher, Moritz 1803 Austria 6
Oettel, Andreas 2244 Germany 32
Oettel, Lothar 1870 Germany 25
Oettinger, Hagen 2111 Germany 72
Oetzel, Roland 2270 Germany 23
Oez, Edda 1517 Germany 60
Oezen, Alf 1887 Germany 13
Ofak, Marko 2029 Slovenia 11
Ofek, Ram 2167 Israel 43
Offergeld, Martin 1472 Germany 10
Offermann, Fernando 2120 Germany 39
Officer, Amy 1825 WFM Scotland 71
Offinger, Robert 2181 Germany 96
Offringa, Joost 2263 Netherlands 51
Offringa, Tjaart Jan 2070 Netherlands 57
Ofir, Eran 2112 Israel 2
Ofitserian, Boris 2362 IM Russian Federation 129
Ofner, Maximilian 2196 Austria 19
Ofowino, Toritsemuwa 1849 Nigeria 9
Ofstad, Per 2010 Norway 369
Ofstad, Sigurd 2012 Norway 2
Ogaard, Leif 2358 GM Norway 594
Ogada Osir, Ibrahim 2123 Australia 18
Ogando Gonzalez, Francisco J 1937 Spain 4
Oganessian, Gaguik 2002 FM Armenia 2
Oganessiats, Ernest 2260 Armenia 11
Oganezova, Tamila 2057 Russian Federation 46
Oganian, Arsen 2228 Russian Federation 11
Oganian, Miran 2439 IM Russian Federation 366
Oganian, Roman 2215 Russian Federation 12
Oganisjn, Roman 2275 Russian Federation 107
Oganyan, Arsen 2213 Russian Federation 24
Ogbiyoyo, Perpetual Eloho 1906 WFM Nigeria 18
Ogden, Marcus W 1710 Australia 3
Ogdon, Ricardo 1612 Paraguay 25
Oger, Claude 1939 France 85
Oger, Daniel 1794 Belgium 21
Oger, Philippe 1815 France 1
Oges, Helene 1699 France 28
Oggier, Cesar 2225 Argentina 13
Ogiewka, Rafal 2065 Poland 11
Oginski, Ulrich 1823 Germany 9
Oglaza, Oskar 2304 FM Poland 95
Ogleznev, Alexandr 2357 FM Moldova 143
Oglobilia, Alexander 2242 Ukraine 65
Ogloblin, Nikolay 2346 IM Russian Federation 151
Ogloblina, Lidiya 2146 Russian Federation 9
Ognean, Mihnea-Ionut 2335 FM Romania 74
Ognerubova, Anastasia 2052 WFM Russian Federation 17
Ognibene, Piero 1770 Italy 2
Ognjacevic, Alen 1957 Croatia 20
Ognjan, Renato 1991 Croatia 8
Ogonowska, Katarzyna 1827 Poland 77
Ogorodov, Petr 1816 Russian Federation 15
Ograbek, Grzegorz 2040 CM Poland 19
Ogradi, Gregor 1958 Slovenia 16
Ogunmefun, Adekunle 2041 United States 32
Ogunremi, Adenike 1542 Nigeria 10
Ogunshola, Ben 2119 Nigeria 39
Ogunwobi, Tolulope 2083 Nigeria 6
Oguz, Huseyin 1754 Turkey 6
Oguzov, Shamil 2178 Russian Federation 9
Ohanyan, Emin 2384 IM Armenia 137
Oharek, Vlastimil 1667 Czech Republic 2
Ohat, Imre 1955 Hungary 2
Ohayv, Nikolaj 1915 Denmark 8
Ohl, Christophe 2107 France 15
Ohler, Julius 2133 Germany 21
Ohlund, Nicolas 1972 France 8
Ohlzon, Nils Johan 2158 Sweden 84
Ohman, Anders 2046 Sweden 28
Ohme, Kerstin 1753 Germany 18
Ohnesorg, Felix 1837 Germany 11
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