| PGN | | Event Name | City | Sys | Start | End | Received | I |
|
Tournaments registered for June 2021 (2021-06-01)
|
| |  | 10th RSUH Chess Championship | Moscow | s | 2021-03-27 | 2021-04-24 | 2021-05-05 | Inf. |
| | | Petrograd District Cup 2021-2 | St. Petersburg | s | 2021-04-21 | 2021-04-29 | 2021-05-04 | Inf. |
| | | Vladivostok Champ. 2021_standard | Vladivostok | s | 2021-05-03 | 2021-05-11 | 2021-05-15 | Inf. |
| | | Vladivostok Champ. 2021_blitz | Vladivostok | s | 2021-05-13 | 2021-05-13 | 2021-05-15 | Inf. |
| | | Vladivostok Champ. 2021_rapid | Vladivostok | s | 2021-05-01 | 2021-05-02 | 2021-05-15 | Inf. |
| | | Konakovsky District Rapid Championship 2021 | Konakovo | s | 2021-04-25 | 2021-04-25 | 2021-05-07 | Inf. |
| | | OPEN Moscow. April 2021 | Moscow | s | 2021-04-06 | 2021-04-29 | 2021-05-10 | Inf. |
| | | VO Moscow. April 2021 | Moscow | s | 2021-04-11 | 2021-05-02 | 2021-05-11 | Inf. |
| | | Blitz Moscow. April 2021 - 9 | Moscow | s | 2021-04-30 | 2021-04-30 | 2021-05-10 | Inf. |
| | | Team men PL chess 2021 | Sochi | t | 2021-05-01 | 2021-05-10 | 2021-05-15 | Inf. |
| | | Team men HL chess 2021 | Sochi | t | 2021-05-01 | 2021-05-10 | 2021-05-15 | Inf. |
 | | Team women chess final 2021 | Sochi | t | 2021-05-01 | 2021-05-10 | 2021-05-15 | Inf. |
| | | Russian Championship B15 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Russian Championship B17 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Russian Championship B19 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Russian Championship B21 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Russian Championship G15 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Russian Championship G17 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Russian Championship G19 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Russian Championship G21 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Russian Championship B15 1st league 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Russian Championship B17 1st league 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Russian Championship G17 1st league 2021 | Loo | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | Kubok Gagarina-2021, U-15 | Lyubertsy | s | 2021-04-24 | 2021-04-24 | 2021-05-03 | Inf. |
| | | IPCA Russian Champ. 2021 | Sovetsk | s | 2021-04-21 | 2021-04-29 | 2021-04-30 | Inf. |
| | | Zelenogradsk Victory Day 2021 | Zelenogradsk | s | 2021-05-02 | 2021-05-02 | 2021-05-05 | Inf. |
| | | Brave Pawn Cup 2021 | Orenburg | r | 2021-05-08 | 2021-05-12 | 2021-05-20 | Inf. |
| | | Championship Novocherkassk 2021 (seniors) | Novocherkassk | s | 2021-04-21 | 2021-04-29 | 2021-05-03 | Inf. |
| | | IM Yuri Gorshkov Memorial Blitz | Kimry | s | 2021-04-24 | 2021-04-24 | 2021-05-06 | Inf. |
| | | Pegas - A | Zvenigorod | s | 2021-04-25 | 2021-04-25 | 2021-05-06 | Inf. |
| | | Pegas - B | Zvenigorod | s | 2021-04-25 | 2021-04-25 | 2021-05-06 | Inf. |
| | | V st. of the A. E. Karpov Children's Award Tourn.-A | Moscow | s | 2021-04-25 | 2021-04-25 | 2021-05-03 | Inf. |
| | | CHESS PLAZA (blitz3) | Moscow | s | 2021-05-16 | 2021-05-16 | 2021-05-20 | Inf. |
| | | CHESS PLAZA (rapid5) | Moscow | s | 2021-04-24 | 2021-04-24 | 2021-05-10 | Inf. |
| | | CHESS PLAZA (rapid6) | Moscow | s | 2021-04-25 | 2021-04-25 | 2021-05-10 | Inf. |
| | | CHESS PLAZA (rapid7) | Moscow | s | 2021-05-15 | 2021-05-15 | 2021-05-20 | Inf. |
| | | CHESS PLAZA (rapid8) | Moscow | s | 2021-05-16 | 2021-05-16 | 2021-05-20 | Inf. |
| | | CHESS PLAZA (standard 2) | Moscow | s | 2021-04-24 | 2021-04-25 | 2021-05-10 | Inf. |
| | | CHESS PLAZA (standard 3) | Moscow | s | 2021-05-14 | 2021-05-16 | 2021-05-20 | Inf. |
| | | Maloy District Blitz 2021 Stage 2 | Maloyaroslavets | s | 2021-05-03 | 2021-05-03 | 2021-05-04 | Inf. |
| | | Maloy Rapid 2021 Stage 35_2 | Maloyaroslavets | s | 2021-05-10 | 2021-05-10 | 2021-05-13 | Inf. |
| | | XIV memoreal of Borovenskiy. Rapid | Raduzhny | s | 2021-05-02 | 2021-05-03 | 2021-05-27 | Inf. |
| | | Memoreal of Prokudin - 2021 | Raduzhny | s | 2021-05-02 | 2021-05-03 | 2021-05-27 | Inf. |
| | | 1st Matveev Memorial | Blagoveschensk | s | 2021-04-24 | 2021-04-25 | 2021-05-03 | Inf. |
| | | Petrograd District Blitz 2021-6 | St. Petersburg | s | 2021-05-01 | 2021-05-01 | 2021-05-04 | Inf. |
| | | Petrograd District Blitz 2021-9 | St. Petersburg | s | 2021-05-16 | 2021-05-16 | 2021-05-21 | Inf. |
| | | Overtime Blitz Cup U15 2021_3 | St. Petersburg | s | 2021-05-02 | 2021-05-02 | 2021-05-06 | Inf. |
| | | Overtime Rapid Cup U15 2021-7 | St. Petersburg | s | 2021-05-09 | 2021-05-09 | 2021-05-13 | Inf. |
| | | Petrograd District Rapid 2021-9 | St. Petersburg | s | 2021-05-15 | 2021-05-15 | 2021-05-20 | Inf. |
| | | G.N. Nikonov Memorial rapid 2021 | Surgut | s | 2021-05-03 | 2021-05-03 | 2021-05-17 | Inf. |
| | | Rapid Grand Prix 2021 - Chelny 8th stage | Naberezhnye Chelny | s | 2021-05-01 | 2021-05-02 | 2021-05-11 | Inf. |
| | | Altay Cup - Cup of Russia 2021_boys 9 | Barnaul | s | 2021-05-03 | 2021-05-08 | 2021-05-18 | Inf. |
| | | Altay Cup - Cup of Russia 2021_boys 11 | Barnaul | s | 2021-05-03 | 2021-05-08 | 2021-05-18 | Inf. |
| | | Altay Cup - Cup of Russia 2021_boys 13 | Barnaul | s | 2021-05-03 | 2021-05-08 | 2021-05-18 | Inf. |
| | | Altay Cup - Cup of Russia 2021_boys 15 | Barnaul | s | 2021-05-03 | 2021-05-08 | 2021-05-18 | Inf. |
| | | Altay Cup - Cup of Russia 2021_girls 11 | Barnaul | s | 2021-05-03 | 2021-05-08 | 2021-05-18 | Inf. |
| | | Altay Cup - Cup of Russia 2021_girls 13 | Barnaul | s | 2021-05-03 | 2021-05-08 | 2021-05-18 | Inf. |
| | | Altay Cup - Cup of Russia 2021_girls 15 | Barnaul | s | 2021-05-03 | 2021-05-08 | 2021-05-18 | Inf. |
| | | Open Armavir, rapid 2021 Juniors 2003-2012, Stage 2 | Armavir | s | 2021-04-25 | 2021-04-25 | 2021-05-04 | Inf. |
| | | Suzdal A (blitz) | Suzdal | s | 2021-05-04 | 2021-05-04 | 2021-05-17 | Inf. |
| | | Suzdal B (blitz) | Suzdal | s | 2021-05-04 | 2021-05-04 | 2021-05-17 | Inf. |
| | | Suzdal A (standard) | Suzdal | s | 2021-04-30 | 2021-05-06 | 2021-05-17 | Inf. |
| | | Suzdal C (standard) | Suzdal | s | 2021-05-01 | 2021-05-04 | 2021-05-17 | Inf. |
| | | Suzdal A (rapid) | Suzdal | s | 2021-05-03 | 2021-05-03 | 2021-05-17 | Inf. |
| | | Suzdal B (rapid) | Suzdal | s | 2021-05-03 | 2021-05-03 | 2021-05-17 | Inf. |
| | | Suzdal C (rapid) | Suzdal | s | 2021-05-03 | 2021-05-03 | 2021-05-17 | Inf. |
| | | Suzdal D (rapid) | Suzdal | s | 2021-05-03 | 2021-05-03 | 2021-05-17 | Inf. |
| | | Egoryevsk Victory Day - 2021 Rapid | Egoryevsk | s | 2021-05-08 | 2021-05-08 | 2021-05-12 | Inf. |
| | | Kuzmolovo Rapid Cup 2021-5 | St. Petersburg | s | 2021-05-02 | 2021-05-02 | 2021-05-07 | Inf. |
| | | Rapid Team Novosibirsk seniors championship - 2021 | Novosibirsk | t | 2021-04-28 | 2021-04-29 | 2021-05-11 | Inf. |
| | | Samara Championship 2021 blitz | Samara | s | 2021-05-01 | 2021-05-01 | 2021-05-08 | Inf. |
| | | Samara Championship 2021 rapid | Samara | s | 2021-05-03 | 2021-05-03 | 2021-05-08 | Inf. |
| | | M.M. Stolberg Memorial 2021 | Rostov-on-Don | s | 2021-05-10 | 2021-05-28 | 2021-05-28 | Inf. |
| | | Extreme FIDE May 2021 | Moscow | s | 2021-05-01 | 2021-05-03 | 2021-05-12 | Inf. |
| | | Kamchatka blitz championship 2021 | Petropavlovsk-Kamchatsky | s | 2021-05-01 | 2021-05-01 | 2021-05-05 | Inf. |
| | | Kamchatka rapid championship 2021 | Petropavlovsk-Kamchatsky | s | 2021-05-02 | 2021-05-03 | 2021-05-05 | Inf. |
| | | Golden Dragon_blitz_1 | Elista | s | 2021-05-02 | 2021-05-02 | 2021-05-15 | Inf. |
| | | Golden Dragon_rapid_1 | Elista | s | 2021-05-01 | 2021-05-02 | 2021-05-13 | Inf. |
| | | Initsiativa league blitz-tournament III stage | Novosibirsk | s | 2021-05-02 | 2021-05-02 | 2021-05-06 | Inf. |
| | | Rapid Moscow. May 2021 - 1 | Moscow | s | 2021-05-01 | 2021-05-01 | 2021-05-11 | Inf. |
| | | Rapid Moscow. May 2021 - 2 | Moscow | s | 2021-05-08 | 2021-05-08 | 2021-05-11 | Inf. |
| | | Rapid Moscow. May 2021 - 4 | Moscow | s | 2021-05-22 | 2021-05-22 | 2021-05-24 | Inf. |
| | | Rapid Moscow. May 2021 - 5 | Moscow | s | 2021-05-29 | 2021-05-29 | 2021-05-30 | Inf. |
| | | Blitz Moscow. May 2021 - 1 | Moscow | s | 2021-05-01 | 2021-05-01 | 2021-05-11 | Inf. |
| | | Blitz Moscow. May 2021 - 2 | Moscow | s | 2021-05-07 | 2021-05-07 | 2021-05-11 | Inf. |
| | | Blitz Moscow. May 2021 - 3 | Moscow | s | 2021-05-08 | 2021-05-08 | 2021-05-11 | Inf. |
| | | Blitz Moscow. May 2021 - 4 | Moscow | s | 2021-05-14 | 2021-05-14 | 2021-05-24 | Inf. |
| | | Blitz Moscow. May 2021 - 6 | Moscow | s | 2021-05-21 | 2021-05-21 | 2021-05-24 | Inf. |
| | | Blitz Moscow. May 2021 - 7 | Moscow | s | 2021-05-22 | 2021-05-22 | 2021-05-24 | Inf. |
| | | Blitz Moscow. May 2021 - 8 | Moscow | s | 2021-05-28 | 2021-05-28 | 2021-05-30 | Inf. |
| | | Blitz Moscow. May 2021 - 9 | Moscow | s | 2021-05-29 | 2021-05-29 | 2021-05-30 | Inf. |
| | | VEGAS_MAY_Blitz | Nemchinovka | r | 2021-05-03 | 2021-05-03 | 2021-05-13 | Inf. |
| | | VEGAS_MAY_Standard | Nemchinovka | s | 2021-05-01 | 2021-05-03 | 2021-05-10 | Inf. |
| | | VEGAS_MAY_Rapid 1 | Nemchinovka | s | 2021-05-01 | 2021-05-01 | 2021-05-10 | Inf. |
| | | VEGAS_MAY_Rapid 2 | Nemchinovka | s | 2021-05-02 | 2021-05-02 | 2021-05-13 | Inf. |
| | | VEGAS_MAY_Rapid 3 | Nemchinovka | s | 2021-05-03 | 2021-05-03 | 2021-05-13 | Inf. |
| | | Dostoyanie Rapid 2021 Stage 16 | Kaluga | s | 2021-05-15 | 2021-05-15 | 2021-05-20 | Inf. |
| | | Victory Day 2021 Blitz tournament at PGUPS | St. Petersburg | s | 2021-05-13 | 2021-05-13 | 2021-05-20 | Inf. |
| | | Rapid - Academician Nikolay Yanenko Memorial 2021 | Novosibirsk | s | 2021-05-22 | 2021-05-23 | 2021-05-26 | Inf. |
| | | Moscow region championship (men and women) | Odintsovo | s | 2021-05-01 | 2021-05-07 | 2021-05-18 | Inf. |
| | | Moscow region spring 2021 boys 11 | Odintsovo | s | 2021-05-01 | 2021-05-07 | 2021-05-18 | Inf. |
| | | Moscow region spring 2021 boys 13 | Odintsovo | s | 2021-05-01 | 2021-05-07 | 2021-05-18 | Inf. |
| | | Moscow region spring 2021 boys 15 | Odintsovo | s | 2021-05-01 | 2021-05-07 | 2021-05-18 | Inf. |
| | | Moscow region spring 2021 girls 11 | Odintsovo | s | 2021-05-01 | 2021-05-07 | 2021-05-18 | Inf. |
| | | Moscow region spring 2021 girls 13 | Odintsovo | s | 2021-05-01 | 2021-05-07 | 2021-05-18 | Inf. |
| | | Moscow region spring 2021 girls 15 | Odintsovo | s | 2021-05-01 | 2021-05-07 | 2021-05-18 | Inf. |
| | | Victory2021 | Tula | s | 2021-05-09 | 2021-05-09 | 2021-05-20 | Inf. |
| | | Pskov Region Blitz Cup 2021 Lenchukova V.N. | Velikie Luki | s | 2021-05-15 | 2021-05-15 | 2021-05-24 | Inf. |
| | | Ohta-park chess Artek 2021.B1 | Mistolovo | s | 2021-05-07 | 2021-05-09 | 2021-05-18 | Inf. |
| | | Ohta-park chess Artek 2021.B2 | Mistolovo | s | 2021-05-07 | 2021-05-09 | 2021-05-18 | Inf. |
| | | Ohta-park chess Artek 2021.Blitz | Mistolovo | s | 2021-05-09 | 2021-05-09 | 2021-05-18 | Inf. |
| | | UR Cup 2021 blz (SCK st. 6) | Izhevsk | d | 2021-05-04 | 2021-05-04 | 2021-05-11 | Inf. |
| | | UR Cup 2021 blz (SCK st. 7) | Izhevsk | s | 2021-05-12 | 2021-05-12 | 2021-05-21 | Inf. |
| | | UR CUP 2021 rpd (SCK_2) | Izhevsk | r | 2021-05-19 | 2021-05-20 | 2021-05-31 | Inf. |
| | | Burnevsky Memorial_Blitz | Bryansk | s | 2021-05-07 | 2021-05-07 | 2021-05-18 | Inf. |
| | | Stage 2 of the Angarsk City Blitz Cup | Angarsk | s | 2021-05-06 | 2021-05-06 | 2021-05-18 | Inf. |
| | | Stage 2 of the Rapid Chess Cup of the city of Angarsk | Angarsk | s | 2021-05-07 | 2021-05-07 | 2021-05-18 | Inf. |
| | | Stage 3 of the Angarsk City Blitz Cup | Angarsk | s | 2021-05-08 | 2021-05-08 | 2021-05-18 | Inf. |
| | | Chess Weekends. May 2021 | Moscow | s | 2021-05-03 | 2021-05-06 | 2021-05-11 | Inf. |
| | | Rapid Moscow. May 2021 - 7 may | Moscow | s | 2021-05-07 | 2021-05-07 | 2021-05-11 | Inf. |
| | | Moscow region spring 2021_blitz_A | Odintsovo | s | 2021-05-03 | 2021-05-03 | 2021-05-10 | Inf. |
| | | Moscow region spring 2021_blitz_B | Odintsovo | s | 2021-05-05 | 2021-05-05 | 2021-05-11 | Inf. |
| | | Moscow region spring 2021_blitz_C | Odintsovo | s | 2021-05-06 | 2021-05-06 | 2021-05-17 | Inf. |
| | | Tuimazy Victory Day blitz | Tuimazy | s | 2021-05-10 | 2021-05-10 | 2021-05-15 | Inf. |
| | | Berdsk Blitz Cup 2021, Stage 2 | Berdsk | s | 2021-05-08 | 2021-05-08 | 2021-05-08 | Inf. |
| | | Pushkin 2021 Victory Day Blitz | St. Petersburg | s | 2021-05-10 | 2021-05-10 | 2021-05-15 | Inf. |
| | | Pushkin 2021 Victory Day Rapid | St. Petersburg | s | 2021-05-08 | 2021-05-08 | 2021-05-15 | Inf. |
| | | Novocherkassk City Day 2021 blitz | Novocherkassk | s | 2021-05-15 | 2021-05-15 | 2021-05-17 | Inf. |
| | | Victory Day Cup | Krasnoyarsk | s | 2021-05-08 | 2021-05-09 | 2021-05-18 | Inf. |
| | | Amateurs Chess League, 1st leg | Krasnoyarsk | s | 2021-05-10 | 2021-05-10 | 2021-05-18 | Inf. |
| | | Overtime Round Robin Blitz 2021-1 | St. Petersburg | s | 2021-05-23 | 2021-05-23 | 2021-05-24 | Inf. |
| | | Championship Sports School Tuimazy-2021 | Tuimazy | s | 2021-05-12 | 2021-05-19 | 2021-05-21 | Inf. |
| | | Odintsovo Victory day 2021 A | Odintsovo | s | 2021-05-09 | 2021-05-09 | 2021-05-15 | Inf. |
| | | Odintsovo Victory day 2021 B | Odintsovo | s | 2021-05-09 | 2021-05-09 | 2021-05-15 | Inf. |
| | | Odintsovo Championship-Seniors rapid 2021 | Odintsovo | r | 2021-05-07 | 2021-05-07 | 2021-05-13 | Inf. |
| | | Odintsovo Victory day 2021 Seniors | Odintsovo | s | 2021-05-06 | 2021-05-06 | 2021-05-13 | Inf. |
| | | Grand Chess Festival - A1 | Verkhnyaya Salda | s | 2021-05-15 | 2021-05-16 | 2021-05-30 | Inf. |
| | | Grand Chess Festival - A2 | Verkhnyaya Salda | s | 2021-05-15 | 2021-05-16 | 2021-05-30 | Inf. |
| | | Grand Chess Festival - B | Verkhnyaya Salda | s | 2021-05-15 | 2021-05-16 | 2021-05-28 | Inf. |
| | | Dedovsk Rapid Tournament A (2007 and younger) | Dedovsk | s | 2021-05-16 | 2021-05-16 | 2021-05-24 | Inf. |
| | | Dedovsk Rapid. Tournament C (2011 and younger) | Dedovsk | s | 2021-05-16 | 2021-05-16 | 2021-05-27 | Inf. |
| | | Dedovsk Rapid. Tournament D (2013 and younger) | Dedovsk | s | 2021-05-16 | 2021-05-16 | 2021-05-27 | Inf. |
| | | Stage_1 of Open Club Chess League Team Tournament 2021 | Dedovsk | t | 2021-05-16 | 2021-05-16 | 2021-05-26 | Inf. |
| | | Dedovsk Rapid Open 2021 | Dedovsk | s | 2021-05-16 | 2021-05-16 | 2021-05-23 | Inf. |
| | | Grand Prix Rapid Yekaterinburg. 3rd stage | Yekaterinburg | s | 2021-05-08 | 2021-05-08 | 2021-05-11 | Inf. |
| | | MEETING OF GENERATIONS_blitz | Vladimir | r | 2021-05-07 | 2021-05-07 | 2021-05-11 | Inf. |
| | | MEETING OF GENERATIONS_rapid | Vladimir | s | 2021-05-08 | 2021-05-08 | 2021-05-12 | Inf. |
| | | CFN PRO II-XIV | Moscow | s | 2021-05-19 | 2021-05-19 | 2021-05-30 | Inf. |
| | | CFN PRO II-XI | Moscow | s | 2021-05-12 | 2021-05-12 | 2021-05-20 | Inf. |
| | | Moscow region spring 2021_rapid | Odintsovo | s | 2021-05-08 | 2021-05-08 | 2021-05-19 | Inf. |
| | | Moscow region spring 2021_blitz_09_05 | Odintsovo | s | 2021-05-09 | 2021-05-09 | 2021-05-19 | Inf. |
| | | VI st. of the A. E. Karpov Children's Award Tourn.- A | Nemchinovka | s | 2021-05-16 | 2021-05-16 | 2021-05-25 | Inf. |
| | | Krasnoyarsk region rapid cup 6 stage | Krasnoyarsk | s | 2021-05-16 | 2021-05-16 | 2021-05-24 | Inf. |
| | | Adygea region open Cup_76ry Victory Day 2021_blitz | Maikop | s | 2021-05-10 | 2021-05-10 | 2021-05-12 | Inf. |
| | | Rostov-on-Don May 2021 rapid | Rostov-on-Don | s | 2021-05-29 | 2021-05-29 | 2021-05-30 | Inf. |
| | | IX Cup Gran-Prix Chelyabinsk 2021 Rapid 3 (sf) | Chelyabinsk | s | 2021-05-21 | 2021-05-22 | 2021-05-23 | Inf. |
| | | IX Cup Gran-Prix Chelyabinsk 2021 Rapid 3 | Chelyabinsk | s | 2021-05-23 | 2021-05-23 | 2021-05-23 | Inf. |
| | | Championship of Sterlitamak (Open A) | Sterlitamak | s | 2021-05-15 | 2021-05-16 | 2021-05-18 | Inf. |
| | | Championship of Sterlitamak (Open B) | Sterlitamak | s | 2021-05-15 | 2021-05-16 | 2021-05-21 | Inf. |
| | | Golden Dragon_blitz_2 | Elista | s | 2021-05-16 | 2021-05-16 | 2021-05-18 | Inf. |
| | | Golden Dragon_rapid_2 | Elista | s | 2021-05-15 | 2021-05-16 | 2021-05-18 | Inf. |
| | | A.Patsyk memorial Blitz 2021 | Kimry | s | 2021-05-23 | 2021-05-23 | 2021-05-30 | Inf. |
| | | 2nd stage_Cup of the Head of Konakovo | Konakovo | s | 2021-05-16 | 2021-05-16 | 2021-05-24 | Inf. |
| | | UR CUP 2021 rpd (final) | Izhevsk | s | 2021-05-12 | 2021-05-13 | 2021-05-20 | Inf. |
| | | Orenburg Champ Rapid - 2021 | Orenburg | s | 2021-05-21 | 2021-05-22 | 2021-05-23 | Inf. |
| | | Grand Prix Blitz Yekaterinburg. 3rd stage | Yekaterinburg | s | 2021-05-22 | 2021-05-22 | 2021-05-26 | Inf. |
| | | Amir Chess Cup - G.Borisenko Memorial, Blitz | St. Petersburg | s | 2021-05-23 | 2021-05-23 | 2021-05-28 | Inf. |
| | | Amir Chess Cup - G.Borisenko Memorial, Rapid | St. Petersburg | s | 2021-05-22 | 2021-05-22 | 2021-05-28 | Inf. |
| | | Karelian 2021 blitz cup | Petrozavodsk | s | 2021-05-23 | 2021-05-23 | 2021-05-26 | Inf. |
| | | Karo-Kann-A | Odintsovo | s | 2021-05-23 | 2021-05-23 | 2021-05-31 | Inf. |
| | | MGS 2021_rapid | Tula | t | 2021-05-22 | 2021-05-23 | 2021-05-27 | Inf. |
| Tournament System: r = Round Robin,d = Double RR, s = Swiss, t = Team, m = Match |
