| PGN | | Event Name | City | Sys | Start | End | Received | I |
|
Tournaments registered for March 2021 (2021-03-01)
|
| |  | UR Cup 2021 (st. SCK_final) | Izhevsk | r | 2021-01-05 | 2021-01-31 | 2021-02-08 | Inf. |
| | | Volgodonsk chess championship 2021 | Volgodonsk | r | 2021-01-16 | 2021-02-13 | 2021-02-24 | Inf. |
| | | Open Moscow. January 2021 | Moscow | s | 2021-01-12 | 2021-02-04 | 2021-02-15 | Inf. |
| | | VO Moscow. January 2021 | Moscow | s | 2021-01-17 | 2021-02-07 | 2021-02-17 | Inf. |
| | | Rapid Moscow. January 2021 - 3 | Moscow | s | 2021-01-30 | 2021-01-30 | 2021-02-10 | Inf. |
| | | Blitz Moscow. January 2021 - 6 | Moscow | s | 2021-01-30 | 2021-01-30 | 2021-02-10 | Inf. |
| | | Petrograd District Cup 2021-1 | St. Petersburg | s | 2021-01-30 | 2021-02-07 | 2021-02-08 | Inf. |
| | | Petrograd District Blitz 2021-2 | St. Petersburg | s | 2021-01-31 | 2021-01-31 | 2021-02-02 | Inf. |
| | | Novosibirsk - Fakel 2021 - Volokitin Memorial | Novosibirsk | s | 2021-01-09 | 2021-02-06 | 2021-02-07 | Inf. |
| | | Novorossiysk champ. 2021 | Novorossiysk | s | 2021-01-14 | 2021-01-24 | 2021-02-07 | Inf. |
| | | Open championship Armavir 2021 | Armavir | s | 2021-01-16 | 2021-01-24 | 2021-02-07 | Inf. |
| | | Championship Rybinsk 2021 | Rybinsk | s | 2021-01-18 | 2021-01-29 | 2021-02-04 | Inf. |
| | | Rostov-on-Don_January 2021 rapid | Rostov-on-Don | s | 2021-01-30 | 2021-01-30 | 2021-02-02 | Inf. |
| | | Rostov-on-Don_January 2021 blitz | Rostov-on-Don | s | 2021-01-31 | 2021-01-31 | 2021-02-02 | Inf. |
| | | TG-Champ. Sport School, semifinal B, 1-9 | Oktyabrskiy | s | 2021-01-23 | 2021-02-13 | 2021-02-19 | Inf. |
| | | St. Petersburg 94th Championship, Quarterfinal Men | St. Petersburg | s | 2021-01-23 | 2021-02-06 | 2021-02-11 | Inf. |
| | | XI Memorial of Kichigin | Kstovo | s | 2021-01-24 | 2021-01-31 | 2021-02-07 | Inf. |
| | | January Blitz | Grozny | s | 2021-01-27 | 2021-01-27 | 2021-02-04 | Inf. |
| | | Pushchino Cup 2021 | Pushchino | s | 2021-02-11 | 2021-02-14 | 2021-02-17 | Inf. |
| | | Blitz Moscow. February 2021 - 1 | Moscow | s | 2021-02-05 | 2021-02-05 | 2021-02-10 | Inf. |
| | | Blitz Moscow. February 2021 - 2 | Moscow | s | 2021-02-06 | 2021-02-06 | 2021-02-10 | Inf. |
| | | Blitz Moscow. February 2021 - 3 | Moscow | s | 2021-02-12 | 2021-02-12 | 2021-02-17 | Inf. |
| | | Blitz Moscow. February 2021 - 4 | Moscow | s | 2021-02-13 | 2021-02-13 | 2021-02-17 | Inf. |
| | | Blitz Moscow. February 2021 - 5 | Moscow | s | 2021-02-19 | 2021-02-19 | 2021-02-21 | Inf. |
| | | Blitz Moscow. February 2021 - 6 | Moscow | s | 2021-02-20 | 2021-02-20 | 2021-02-21 | Inf. |
| | | Rapid Moscow. February 2021 - 1 | Moscow | s | 2021-02-06 | 2021-02-06 | 2021-02-10 | Inf. |
| | | Rapid Moscow. February 2021 - 2 | Moscow | s | 2021-02-13 | 2021-02-13 | 2021-02-17 | Inf. |
| | | Rapid Moscow. February 2021 - 3 | Moscow | s | 2021-02-20 | 2021-02-20 | 2021-02-21 | Inf. |
| | | Rapid - Novosibirsk Cup open 2021 - 1 stage - Vysotsky Memorial | Novosibirsk | s | 2021-01-30 | 2021-01-31 | 2021-02-02 | Inf. |
| | | Cup_of Capablanka_School_A | Odintsovo | s | 2021-01-30 | 2021-02-02 | 2021-02-08 | Inf. |
| | | Malachite casket-2021. 4th stage | Ekaterinburg | s | 2021-01-30 | 2021-01-30 | 2021-01-30 | Inf. |
| | | Kirzhach District Men Chess Championship | Kirzhach | s | 2021-01-30 | 2021-02-14 | 2021-02-15 | Inf. |
| | | Championship Armavir B11 | Armavir | s | 2021-01-29 | 2021-02-08 | 2021-02-15 | Inf. |
| | | Championship Armavir_B13 | Armavir | s | 2021-01-29 | 2021-02-08 | 2021-02-15 | Inf. |
| | | Championship Armavir_B15 | Armavir | s | 2021-01-29 | 2021-02-08 | 2021-02-14 | Inf. |
| | | Championship Armavir_B17 | Armavir | s | 2021-01-29 | 2021-02-08 | 2021-02-14 | Inf. |
| | | Championship Armavir_G11 | Armavir | s | 2021-01-29 | 2021-02-08 | 2021-02-15 | Inf. |
| | | Krasnoyarsk region rapid cup 2021. 2 stage | Krasnoyarsk | s | 2021-01-30 | 2021-01-31 | 2021-02-09 | Inf. |
| | | Krasnoyarsk Championship 2021 | Krasnoyarsk | s | 2021-02-06 | 2021-02-14 | 2021-02-24 | Inf. |
| | | Championship Tuimazy 2021 Blitz Men | Tuimazy | s | 2021-01-30 | 2021-01-30 | 2021-02-03 | Inf. |
| | | Championship Tuimazy 2021 Rapid Men | Tuimazy | s | 2021-01-31 | 2021-01-31 | 2021-02-03 | Inf. |
| | | Royal Gambit 2021 January juniors | Mytishchi | s | 2021-01-30 | 2021-01-30 | 2021-02-05 | Inf. |
| | | Royal Gambit 2021 January Open | Mytishchi | s | 2021-01-31 | 2021-01-31 | 2021-02-07 | Inf. |
| | | Dedovsk Cup Stage January 2021 | Dedovsk | s | 2021-01-31 | 2021-01-31 | 2021-02-01 | Inf. |
| | | Altay Cup 2021 blitz 1 | Barnaul | s | 2021-01-30 | 2021-01-30 | 2021-02-08 | Inf. |
| | | Altay Club Cup 2021 rapid 1 | Barnaul | s | 2021-01-31 | 2021-01-31 | 2021-02-04 | Inf. |
| | | Novokuznetsk Champ.2021 Blitz 2 | Novokuznetsk | s | 2021-01-31 | 2021-01-31 | 2021-02-06 | Inf. |
| | | Cup of Fryazino 2021 | Fryazino | s | 2021-02-05 | 2021-02-11 | 2021-02-18 | Inf. |
| | | Profi64 Junior A | Ufa | s | 2021-01-31 | 2021-01-31 | 2021-02-03 | Inf. |
| | | Kuzmolovo Rapid Cup 2021-2 | St. Petersburg | s | 2021-02-07 | 2021-02-07 | 2021-02-11 | Inf. |
| | | Overtime Rapid Cup U15 2021-2 | St. Petersburg | s | 2021-02-14 | 2021-02-14 | 2021-02-18 | Inf. |
| | | Petrograd District Rapid 2021-3 | St. Petersburg | s | 2021-02-13 | 2021-02-13 | 2021-02-18 | Inf. |
| | | Overtime Blitz Cup U15 2021-2 | St. Petersburg | d | 2021-02-20 | 2021-02-20 | 2021-02-24 | Inf. |
| | | Petrograd District Blitz 2021-3 | St. Petersburg | s | 2021-02-10 | 2021-02-10 | 2021-02-11 | Inf. |
| | | Petrograd District Blitz 2021-4 | St. Petersburg | s | 2021-02-21 | 2021-02-21 | 2021-02-24 | Inf. |
| | | Blitz Open 2021 | Vladikavkaz | s | 2021-02-05 | 2021-02-05 | 2021-02-17 | Inf. |
| | | Rapid Open 2021 | Vladikavkaz | s | 2021-02-06 | 2021-02-07 | 2021-02-17 | Inf. |
| | | Championship RSO-Alania 2021 Blitz | Vladikavkaz | s | 2021-02-11 | 2021-02-11 | 2021-02-18 | Inf. |
| | | Championship RSO-Alania 2021 Rapid | Vladikavkaz | s | 2021-02-09 | 2021-02-10 | 2021-02-18 | Inf. |
| | | Championship RSO-Alania 2021 Standard | Vladikavkaz | s | 2021-01-31 | 2021-02-08 | 2021-02-18 | Inf. |
| | | Superiority Of Vladimir Region Junior Chess Championship | Vladimir | s | 2021-02-01 | 2021-02-05 | 2021-02-24 | Inf. |
| | | Championship RSO-Alania Rapid U15 | Vladikavkaz | r | 2021-02-09 | 2021-02-10 | 2021-02-20 | Inf. |
| | | Championship RSO-Alania Standard U13 | Vladikavkaz | s | 2021-01-31 | 2021-02-08 | 2021-02-18 | Inf. |
| | | Championship RSO-Alania Standard U15 | Vladikavkaz | s | 2021-01-31 | 2021-02-08 | 2021-02-18 | Inf. |
| | | Championship RSO-Alania Standard U17 | Vladikavkaz | s | 2021-01-31 | 2021-02-08 | 2021-02-18 | Inf. |
| | | Tver region men chess championship 2021 | Tver | s | 2021-02-03 | 2021-02-07 | 2021-02-12 | Inf. |
| | | Malachite casket-2021. 5th stage | Ekaterinburg | s | 2021-02-06 | 2021-02-06 | 2021-02-10 | Inf. |
| | | Naberezhnye Chelny cup 2021 blitz 6th stage | Naberezhnye Chelny | s | 2021-02-05 | 2021-02-05 | 2021-02-09 | Inf. |
| | | NORTH CUP - 2021_Standard | Cherepovets | s | 2021-02-13 | 2021-02-19 | 2021-02-24 | Inf. |
| | | NORTH CUP - 2021_Blitz | Cherepovets | s | 2021-02-20 | 2021-02-20 | 2021-02-24 | Inf. |
| | | NORTH CUP - 2021_Rapid | Cherepovets | s | 2021-02-21 | 2021-02-21 | 2021-02-24 | Inf. |
| | | Odintsovo Championship 2021 Semifinal | Odintsovo | s | 2021-02-06 | 2021-02-14 | 2021-02-15 | Inf. |
| | | Tver region women's blitz chess championship 2021 | Tver | r | 2021-02-14 | 2021-02-14 | 2021-02-18 | Inf. |
| | | Tver region women's rapid chess championship 2021 | Tver | s | 2021-02-13 | 2021-02-13 | 2021-02-18 | Inf. |
| | | Cheboksary Blitz Chess Championship 2021 | Cheboksary | s | 2021-02-14 | 2021-02-14 | 2021-02-16 | Inf. |
| | | Cheboksary Rapid Chess Championship 2021 | Cheboksary | s | 2021-02-13 | 2021-02-13 | 2021-02-16 | Inf. |
| | | IV Cup Gran-Prix Chelyabinsk 2020 Blitz final | Chelyabinsk | r | 2021-02-06 | 2021-02-06 | 2021-02-09 | Inf. |
| | | IV Cup Gran-Prix Chelyabinsk 2020 Blitz final junior | Chelyabinsk | d | 2021-02-06 | 2021-02-06 | 2021-02-09 | Inf. |
| | | VIII Cup Gran-Prix Chelyabinsk 2020 rapid final junior | Chelyabinsk | r | 2021-02-07 | 2021-02-07 | 2021-02-10 | Inf. |
| | | Kaluga region Champ 2021 | Kaluga | s | 2021-02-13 | 2021-02-22 | 2021-02-27 | Inf. |
| | | IX Bavlinsky 2021 | Bavly | s | 2021-02-05 | 2021-02-07 | 2021-02-10 | Inf. |
| | | IX Bavlinsky 2021, B-13 | Bavly | s | 2021-02-05 | 2021-02-07 | 2021-02-10 | Inf. |
| | | E.A. Asvadurov Memorial rapid | Novocherkassk | s | 2021-02-13 | 2021-02-14 | 2021-02-15 | Inf. |
| | | Kuzbass Cup 2021 Rapid | Kiselevsk | s | 2021-02-13 | 2021-02-14 | 2021-02-19 | Inf. |
| | | Championship Armavir rapid_B15 | Armavir | s | 2021-02-12 | 2021-02-13 | 2021-02-21 | Inf. |
| | | Championship Armavir rapid_B17 | Armavir | s | 2021-02-12 | 2021-02-13 | 2021-02-21 | Inf. |
| | | Initsiativa league 1st stage | Novosibirsk | s | 2021-02-14 | 2021-02-14 | 2021-02-16 | Inf. |
| | | Championship of the Vladimir region_girls | Vladimir | s | 2021-02-15 | 2021-02-19 | 2021-02-24 | Inf. |
| | | Vladimir Region Youth Championship | Vladimir | s | 2021-02-15 | 2021-02-19 | 2021-02-24 | Inf. |
| | | Standard - NSTU championship | Novosibirsk | r | 2021-02-11 | 2021-02-15 | 2021-02-21 | Inf. |
| | | V Cup Gran-Prix Chelyabinsk 2021 Blitz 1 | Chelyabinsk | s | 2021-02-13 | 2021-02-13 | 2021-02-19 | Inf. |
| | | Cup SK Tolpar-2021 | Ufa | s | 2021-02-13 | 2021-02-21 | 2021-02-24 | Inf. |
| | | Open Championat Chishmy 2021 | Chishmy | s | 2021-02-13 | 2021-02-23 | 2021-02-27 | Inf. |
| | | Chess club Olimpic rapid february-1 | Mytishchi | s | 2021-02-14 | 2021-02-14 | 2021-02-20 | Inf. |
| | | M.I. Dvoretskiy Memorial 2021_rapid | Moscow | r | 2021-02-10 | 2021-02-11 | 2021-02-14 | Inf. |
| | | Malachite casket-2021. 6th stage | Ekaterinburg | s | 2021-02-13 | 2021-02-13 | 2021-02-16 | Inf. |
| | | VEGAS_February_Blitz | Nemchinovka | r | 2021-02-14 | 2021-02-14 | 2021-02-22 | Inf. |
| | | VEGAS_February_Standard | Nemchinovka | s | 2021-02-13 | 2021-02-14 | 2021-02-24 | Inf. |
| | | VEGAS February Rapid 1 | Nemchinovka | s | 2021-02-13 | 2021-02-13 | 2021-02-24 | Inf. |
| | | VEGAS February Rapid 2 | Nemchinovka | s | 2021-02-14 | 2021-02-14 | 2021-02-24 | Inf. |
| | | IX Cup Gran-Prix Chelyabinsk 2021 Rapid 1 | Chelyabinsk | s | 2021-02-14 | 2021-02-14 | 2021-02-19 | Inf. |
| | | Open Armavir, rapid 2021 Juniors 2003-2008, Stage 1 | Armavir | s | 2021-02-14 | 2021-02-14 | 2021-02-21 | Inf. |
| | | Champ. Chelyabinsk region 2021 blitz | Chelyabinsk | s | 2021-02-20 | 2021-02-20 | 2021-02-26 | Inf. |
| | | Champ. Chelyabinsk region 2021 blitz women | Chelyabinsk | s | 2021-02-20 | 2021-02-20 | 2021-02-26 | Inf. |
| | | Champ. Chelyabinsk region 2021 rapid women | Chelyabinsk | s | 2021-02-21 | 2021-02-21 | 2021-02-26 | Inf. |
| | | Champ. Chelyabinsk region 2021 rapid | Chelyabinsk | s | 2021-02-21 | 2021-02-21 | 2021-02-26 | Inf. |
| | | Egoryevsk Winter Cup - 2021 Blitz | Egoryevsk | s | 2021-02-21 | 2021-02-21 | 2021-02-28 | Inf. |
| | | Dedovsk Cup Stage February 2021 | Dedovsk | s | 2021-02-22 | 2021-02-22 | 2021-02-28 | Inf. |
| | | Krasnoyarsk region rapid championship | Krasnoyarsk | s | 2021-02-21 | 2021-02-22 | 2021-02-27 | Inf. |
| | | Ohta-park chess winter 2021.B | Mistolovo | s | 2021-02-21 | 2021-02-23 | 2021-02-27 | Inf. |
| | | Ohta-park chess winter 2021.C | Mistolovo | s | 2021-02-23 | 2021-02-23 | 2021-02-27 | Inf. |
| | | Championship Tuimazy-2021 Junior (Blitz) | Tuimazy | s | 2021-02-20 | 2021-02-20 | 2021-02-25 | Inf. |
| | | Championship Tuimazy-2021 Junior (Rapid) | Tuimazy | s | 2021-02-21 | 2021-02-21 | 2021-02-25 | Inf. |
| | | Chess club Olimpic rapid february-2 | Mytishchi | s | 2021-02-21 | 2021-02-21 | 2021-02-27 | Inf. |
| | | Odintsovo The defender of the Fatherland day 2021 A | Odintsovo | s | 2021-02-23 | 2021-02-23 | 2021-02-28 | Inf. |
| | | Odintsovo The defender of the Fatherland day 2021 B | Odintsovo | s | 2021-02-23 | 2021-02-23 | 2021-02-28 | Inf. |
| | | Tula_Blitz_February_1 | Tula | s | 2021-02-23 | 2021-02-23 | 2021-02-27 | Inf. |
| | | Blitz Derzhava Tambov. February 2021 | Tambov | s | 2021-02-21 | 2021-02-21 | 2021-02-24 | Inf. |
| | | Frantsuzov Memorial_rapid | Kameshkovo | s | 2021-02-21 | 2021-02-21 | 2021-02-22 | Inf. |
| | | Rapid Novosibirsk chess - 2021 - 2 stage | Novosibirsk | s | 2021-02-22 | 2021-02-23 | 2021-02-25 | Inf. |
| | | Chess Plaza_February_blitz | Moscow | r | 2021-02-23 | 2021-02-23 | 2021-02-27 | Inf. |
| | | Chess Plaza_February_rapid 1 | Moscow | s | 2021-02-22 | 2021-02-22 | 2021-02-27 | Inf. |
| | | Chess Plaza_February_rapid 2 | Moscow | s | 2021-02-23 | 2021-02-23 | 2021-02-27 | Inf. |
| | | Chess Plaza_February_standard | Moscow | s | 2021-02-22 | 2021-02-23 | 2021-02-27 | Inf. |
| | | Tuimazy Defender of the Fatherland Day 2021 blitz | Tuimazy | s | 2021-02-25 | 2021-02-25 | 2021-02-27 | Inf. |
| Tournament System: r = Round Robin,d = Double RR, s = Swiss, t = Team, m = Match |
