The 2020 Men's Water Polo Olympic Qualification Tournament took place from 14 to 21 February 2021 in Rotterdam, Netherlands.

[citation needed] The tournament was scheduled to take place from 22 to 29 March and then from 31 May to 7 June 2020, but was postponed due to the COVID-19 pandemic.

[3] Due to their semifinal wins, both Montenegro and Greece qualified for the Olympics.

[5] The draw took place on 11 February 2020 in Lausanne, Switzerland.

FINA replaced the South-American team with Romania[6] All times are local (UTC+1).