INFO
| Competition Name | OCBL Open League |
| Game Time CET/EST | 21:30 / 15:30 |
| Date | 12th January 2021 - 27th February 2021 |
| Format | 3 Groups of 12 Open teams |
| Boards | Qualification: 14 rounds x 20 boards (11 Round Robin + 3 Swiss) |
| K.O. phase: Quarter, Semi, Final 24+24 boards each | |
| Venue | BBO |
| Organizers | OCBL |
| Referee | OCBLTD, OCBLTD1, OCBLTD2, OCBLTD3, OCBLTD4 |
ENTRIES
| NAME | ||
| Players | ||
 | Moss S. (sylvie) | Lee R. (rogerclee) |
| Moss | de Wijs S. (sm1) | Muller B. (beukertje) |
| Klukowski M. (Skrzat96) | Kalita J. (paulinka18) | |
| Drijver B. (BasDr) | Brink S. (SjoertBr) | |
 | Plackett R. (hoofie) | Crouch P. (pitiful) |
| Orca | Erichsen E. (espene) | Cope S. (CopeyJ) |
| Helness F. (fredrik101) | ||
| Root S. (AsNuttyAs) | Harris J. (Jdache) |
| Harris | Igoe N (ibraves) | Malhasyan E. (master dj) |
| Gold M. (Marusab) | Tiholov T. (polborta) | |
| Trendafilov R. (rumen) | Isporski V. (smileyv) | |
 | Guttmann D. (daviesG) | Berger H. (wuzi5) |
| Lupoveloce | Lauss W. (lupoveloce) | Kasimir U. (udo) |
| Jokisch P. (jockel) | Schwerdt C. (forum) | |
| Linde J. (j li) | Reps K. (rops) | |
| Fritsche J. (joefri) | ||
 | Andresen M. (Mime477) | Helgemo G. (micelle45) |
| Skeidar | Farstad A. (kha66) | Aaseng L.(lasseaa) |
| Johansen T.(Brulle) | Kristoffersen C. (stoffers) | |
| Berg E. (eberg) | Bogø K. ( osvaill83 ) | |
| Koeppel L. (lgkoeppel) | Tokay M.( tokay1975) |
| Koeppel | Gur O. (Okaygur) | Yılmaz G. (yilmaz_g) |
| Greenberg T. (ted greenb) | Dobrescu R. (ralooka) | |
 | Övelius E. (Emma Sj) | Bergdahl T. (lingonback) |
| Alexander | Andersson L. (bt) | Larsson J. (Jela79) |
| Molberg J. (juve_) | Sandin A. (stridsvagn) | |
| Clementsson S. (237425) | Karlsson T. (charlie99) | |
| McAllister J. (jgm7x) | Rosenberg K. (kevsters) |
| McIceberg | Eiriksson S. (Icemachine) | Snorrason G. (hakama) |
| Smederevac J. (jovismed) | ||
| Lebowitz L. (0 lhl12) | Grossack A. (nevereast) |
| Lebowitz | Bilde D. (ballebo-jr) | Madala A. (septiembre) |
| Grossack Z. (germs345) | Rosenberg M. (scotty) | |
| Seligman M. (Mseligman) | Bakhshi D. (Bakhshi) |
| Seligman | Brogeland B. (boye) | Lindqvist E. (stevieg) |
| Black A. (boggis) | Gold D. (dagold) |
| Black | McIntosh A. (mcintosh) | Paske T. (thomas1000) |
| Hult S. (hultahult) | Hallberg G. (rerack) | |
| Rimstedt O. (olarim) | Rimstedt M. (MikaelRim) | |
 | Sugiharto (sugi) | BeniJi (beni ji) |
| Sugi | Nurkunyil A. (nurkunyil) | Kelvin N. (smoz) |
| Elwindra (gabrialsew) | Peihua Liu (peihua) | |
| Parasian R. (pangi) | ||
| NAME | ||
| Players | ||
| Ahlesved K. (kruska) | Warne N. (nikwar2) |
| Skalman | Selberg J. (janselb) | Petersson J. (motvillige) |
| Kvick H. (kvicken) | Karlsson PA (st1energy) | |
| Bertheau P. (Pbertheau) | Zagorin D. (pez007) | |
 | Zorlu N. (begse) | Aluf S. (monk99) |
| Salvo | Kubac N. (nezihk) | Ucar A. (no weak) |
| Aslan B. (baylind) | Umur O. (ttlfb) | |
| Köksoy E. (Koksoy) | ||
 | Guillaumin PY. (pyg) | Palau JJ. (grozny06) |
| France Sud | Poizat P. (taziop) | Cabanes B. (tonel34) |
| Mus M. (musmarc) | Gautret E. (truffe34) | |
 | Baton G. (barton) | Moran M. (markpm) |
| Ireland | Carroll J. (coppers) | Hanlon T. (kinder1) |
| McGann H. (hmg2) | Mesbur A. (amesbur) | |
| Fitzgibbon N. (nickfg1) | Amoils L. (amoils) | |
 | Bárczy P. (beno b) | Czímer Cs. (csabi) |
| Bridge42 | Macskásy G. (macsek) | Szalka T. (szalkat) |
| Trenka P. (trp42) | Talyigás P. (taliga) | |
| Gulyás D. (gulyas) | Kemény Gy. (kemeny) | |
 | Verhaegen M. (Marcel_ve) | Todd K. (Ktmnyc) |
| Mikadinho | Kolesnik F. (fkolesnik) | Lahrmann C. (CHRISTIANL) |
| Zanasi G. (Zanna9) | Zamir A. (zamir1) | |
| Yekutieli A. (tol23) | ||
| Ai-Tai L. (aitail) | Harrison L. (hilto37) |
| Amateurs | Stark A. (astark) | Baseggio F. (Baseggio) |
| Sheng M. (Kainsheng) | Jiang Gu (Jiang_Gu) | |
| Ao H. (hl123) | Kolesnik A. (Kolesnik) | |
| Bishel J. (rxguy2) | Bishel T. (tobias31) |
| Bishel | Greenspan B. (BernieG) | Schenker F. (JBCoyle) |
| Assini J. (jazohio) | Cymerman F. (frankc) | |
| Ekinci O. (Ekinci) | Tatlicioglu S. (Sinantos) |
| Turkish Delight | Ozkurt K. (Kojiroo) | Serdar E. (Exerdar) |
| Ultav E. (Simplyhi) | Sofu S. (Serkansofu) | |
| Baskan B. (baskanb) | Sohtorik Y. (yusufb) | |
| Tebha A. (anamtebha) | Zolotow S. (lvzee) |
| Goodman | Goodman A. (agoodman1) | Dwyer K. (kdwyer) |
| Huang S. (precisebri) | ||
| Fredin P. (P_Fredin) | Apteker A. (alonap |
| Fredin | Sylvan J. (Joppesyl) | Lagerman J. (Jan_L) |
| Morath A. (AndersM) | ||
| Tove Vist G. (dronninga) | Heskje T. (HeskjeT), |
| Norwegian Amazones | Øigarden B. (bodil1983) | Grude L. (kompis) |
| Fuglestad A. (annkafu) | Harding M. (rosenknopp) | |
| Blågestad L. (MsLise) | Helness G. (gunn1961) | |
| Karlberg S. (sveing) | Thomassen K. (kurtove) | |
| NAME | ||
| Players | ||
 | Konow K. (konow) | Askgaard M. (askgaard) |
| Denmark | Caspersen H. (hcasp) | Graversen H. (HCDK) |
| Jensen S. (sejr) | Larsen M. (M larsen) | |
 | Vainikonis E. (Bookie_Lt) | Arlovich A. (goblin2000) |
| BridgeScanner | Vainikonis V. (vainikonis) | Olanski W. (olanski) |
| Araszkiewicz K. (konrad80) | Kotorowicz K. (przedpelk) | |
| Krasnoselskii M. (coreman) | Matushko G. (matushko) | |
 | Goded G. (fluffy) | Goded F. (aupaleti) |
| Goded | Gómez R. (comissure) | Gonçalves P. (pgonsalvs) |
| Sabaté J. (jsabate) | Fractman G. (gabrielf) | |
| Leslie T. (Culross66) | Bell M. (MickyB) |
| Leslie | Norton B. (Bechno) | Byrne M. (Mgb81) |
| Dyke K. (Woozle) | ||
 | Leibowitz T. (tonyleibo) | Gosney P. (fugitiv) |
| Aus 1 | Beauchamp D. (Beauch) | Tislevoll G. (geot) |
| Thomson I. (thommos) | Roche M. (MCT) | |
| Lyder D. (SRFC1901) | ||
 | Yilmaz O. (Ovncylmz) | Seker D. (Possessed) |
| Amalgamated | Felmy M. (Game Over) | Smirnov A. (Smirny) |
| Johanssen L.A. (Larsarthur) | Tasman U. (mansatu) | |
| Arigun C. (arigun) | Goksel O. (ogoksel) | |
| Suicmez E. (grundar) | Grude T.E. (teg91) | |
| Ferguson B. (bruceferg) | Nadel J. (juliejoy) |
| Ferguson | Van den Bos B. (berendbs) | Van Lankveld J. (ennaji) |
| Snellers A. (asnellers) | De Boer B. (bukkum) | |
| Fasting E. (mehe) | Lie T. (terjel) |
| Fasting | Thoresen S. (sivt) | Ovesen J.A. (jo-arne) |
| Kvangraven N. (nils123) | Brandsnes F. (Brandy68) | |
| Høyland S. (sioslo) | ||
 | De Michelis L. (LucaDM) | Failla G. (gioffi) |
| De Michelis | Manno A. (maqeda) | Di Franco M. (M_DiFranco) |
| Sementa A. (ilaria75) | Cima L. (100dog) | |
| De Botton J. (Capt Lulu) | Malinowski A. (malisuper) |
| De Botton | Charlsen T. (tcharlsen) | Hoftaniska T.E. (Kasper20) |
| Townsend T. (mug) | Handley-Pritchard B. (crotes) | |
| Bakke C. (Chrien) | Helness T. (Helstokk) | |
| Padon D. (Drorp) | ||
 | Ventin J.C. (phave) | Pacareu J. (paca1987) |
| Palma | Palma A. (apalma) | Wrang F. (fly21) |
| Fernandez C. (carlitosf) | Dias P. (Goodbeats) | |
| Chrueheras J. (pepeti) | Pont J. (jpont) | |
| Kritsalis F. (stalac) | Singhal E. (Eshans) |
| English Juniors | Bucknell C. (shisai) | Wieczorek E. (ew19) |
| Panchagnula K. (Kripster) | Clark J. (jono133) | |
| Tommasini S. (stefanot) | Hutton A. (adude11) | |
| Powell O. (kenzo13) | ||
RESULTS
| Date | ||
| Time CET/EST | Match | |
| 12th of January 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 1 |
| Qualification Round Robin | ||
| 14th of January 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 2 |
| Qualification Round Robin | ||
| 16th of January 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 3 |
| Qualification Round Robin | ||
| 19th of January 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 4 |
| Qualification Round Robin | ||
| 21st of January 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 5 |
| Qualification Round Robin | ||
| 23rd of January 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 6 |
| Qualification Round Robin | ||
| 26th of January 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 7 |
| Qualification Round Robin | ||
| 28th of January 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 8 |
| Qualification Round Robin | ||
| 30th of January 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 9 |
| Qualification Round Robin | ||
| 2nd of February 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 10 |
| Qualification Round Robin | ||
| 4th of February 2021 | ||
| OCBL Open League | 21:30/15:30 | RR 11 |
| Qualification Round Robin | ||
| 6th of February 2021 | ||
| OCBL Open League | 21:30/15:30 | Swiss R1 |
| Qualification Swiss A/B | ||
| 9th of February 2021 | ||
| OCBL Open League | 21:30/15:30 | Swiss R2 |
| Qualification Swiss A/B | ||
| 11th of February 2021 | ||
| OCBL Open League | 21:30/15:30 | Swiss R3 |
| Qualification Swiss A/B | ||
| 16th of February 2021 | ||
| OCBL Open League | 21:30/15:30 | Quarterfinal R1 |
| K.O. | ||
| 18th of February 2021 | ||
| OCBL Open League | 21:30/15:30 | Quarterfinal R2 |
| K.O. | ||
| 20th of February 2021 | ||
| OCBL Open League | 21:30/15:30 | Semifinal R1 |
| K.O. | ||
| 23rd of February 2021 | ||
| OCBL Open League | 21:30/15:30 | Semifinal R2 |
| K.O. | ||
| 25th of February 2021 | ||
| OCBL Open League | 21:30/15:30 | Final R1 |
| K.O. | ||
| 27th of February 2021 | ||
| OCBL Open League | 21:30/15:30 | Final R2 |
| K.O. | ||