This 2021 competition calendar focuses on all senior meets, a handful of international and national junior competitions, and major 13-15 events.
Most of the competitions listed will get a coverage guide a few weeks before the start of it, where you will be able to find more information for each meet including full schedules, video streaming info, and other related articles.
* denotes meets that are part of the FINA World Series (ASWS).
Events that are crossed out have been cancelled. Please check back regularly as dates are subject to change due to the global health situation.
| Date | Category | Meet | Location |
| Jan 27 – 30 | JR | Russian Junior Nationals | Kazan, Russia |
| Feb 20 – 21 | SR | America Open * | Virtual Event, USA |
| Mar 16 – 19 | SR | South American Championships | Buenos Aires, Argentina |
| Mar 20 – 22 | SR | Italian Winter Nationals | Riccione, Italy |
| Apr 2 – 4 | JR | French Junior Nationals | Sète, France |
| Apr 9 – 11 | JR, SR | Spanish Winter Nationals | Valladolid, Spain |
| Apr 10 – 11 | SR | ASWS No. 2 * | Budapest, Hungary |
| Apr 10 – 11 | JR, SR | Swiss Nationals | Kloten, Switzerland |
| Apr 16 – 17 | College | U.S. Collegiate Nationals | Palo Alto, Calif., USA |
| Apr 16 – 18 | SR | ASWS No. 3 * | Kazan, Russia |
| Apr 20 – 22 | SR | Russian National Championship | Kazan, Russia |
| Apr 23 – 26 | 13-15, JR, SR | South African Nationals | Port Elizabeth, South Africa |
| Apr 25 – 28 | JR, SR | U.S. Nationals | Mesa, Ariz., USA |
| May 10 – 15 | SR | European Championships | Budapest, Hungary |
| May 26 – 28 | All | UANA Pan American Championships | Aruba |
| May 29 – 30 | SR | ASWS No. 4 * | Virtual Event, Canada |
| Jun 3 – 6 | SR | Italian Summer Nationals | Riccione, Italy |
| Jun 10 – 13 | SR | Olympic Games Qualification Tournament | Barcelona, Spain |
| Jun 10 – 13 | SR | ASWS Super Final * | Barcelona, Spain |
| June 15 – 20 | 13-15, JR, SR | Canadian Nationals | Virtual Event, Canada |
| Jun 30 – Jul 4 | JR | European Junior Championships | Valletta, Malta |
| Jun 30 – Jul 4 | 13-15, JR, SR | French Nationals | Angers, France |
| Jul 9 – 11 | JR, SR | Spanish Summer Nationals | Valladolid, Spain |
| Aug 2 – 7 | SR | Olympic Games | Tokyo, Japan |
| Aug 18 – 22 | 13-15, JR | Junior and Youth International Open | Clearwater, Fla., USA |
| Aug 31 – Sep 2 | SR | National Games of China | Shaanxi, China |
| Sep 9 – 12 | 13-15 | European Youth Championships / COMEN Cup | Rijeka, Croatia |
| Oct 14 – 17 | SR | Panhellenic Open | Athens, Greece |
| Nov 7 – 17 | SR | Asian Swimming Championships | New Clark City, Philippines |
| Nov 24 – 28 | SR | Russian Cup | Kaliningrad, Russia |
| Dec 2 – 4 | JR | Junior Pan American Games | Cali, Colombia |
If you know of a competition happening and don’t see it listed, please contact us at insidesynchro@gmail.com.