Portugal is expected to compete at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games have been postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Portuguese athletes have appeared in every edition of the Summer Olympic Games since the nation's debut in 1912.
Athletics
Portuguese athletes further achieved the entry standards, either by qualifying time or by world ranking, in the following track and field events : ;Track & road events ;Field events
Portuguese canoeists qualified three boats in each of the following distances for the Games through the 2019 ICF Canoe Sprint World Championships in Szeged, Hungary. Qualification Legend: FA = Qualify to final ; FB = Qualify to final B
Cycling
Road
Portugal entered two riders to compete in the men's Olympic road race, by virtue of their top 50 national finish in the UCI World Ranking.
Athlete
Event
Time
Rank
Men's road race
Men's time trial
Men's road race
Men's time trial
Track
Following the completion of the 2020 UCI Track Cycling World Championships, Portugal entered one rider to compete in the women's omnium based on her final individual UCI Olympic rankings. ;Omnium
Equestrian
Portugal fielded a squad of three equestrian riders into the Olympic team dressage competition by finishing eighth overall and securing the last of three available berths for Group A and B at the European Championships in Rotterdam, Netherlands. MeanwhIle, one jumping rider was added to the Portuguese roster by finishing in the top two, outside the group selection, of the individual FEI Olympic Rankings for Groups B.
Dressage
Qualification Legend: Q = Qualified for the final; q = Qualified for the final as a lucky loser
Jumping
Gymnastics
Artistic
Portugal entered one artistic gymnast into the Olympic competition. Rio 2016 Olympian Ana Filipa Martins booked a spot in the women's individual all-around and apparatus events, by finishing last out of the twenty gymnasts eligible for qualification at the 2019 World Championships in Stuttgart, Germany. ;Women
Sailing
Portuguese sailors qualified one boat in each of the following classes through the 2018 Sailing World Championships, the class-associated Worlds, and the continental regattas. M = Medal race; EL = Eliminated – did not advance into the medal race
Shooting
Portuguese shooters achieved quota places for the following events by virtue of their best finishes at the 2018 ISSF World Championships, the 2019 ISSF World Cup series, European Championships or Games, and European Qualifying Tournament, as long as they obtained a minimum qualifying score by May 31, 2020.
Surfing
Portugal sent one surfer to compete in the men's shortboard at the Games. Frederico Morais secured a qualification slot for his nation, as the highest-ranked surfer from Europe, at the 2019 ISA World Surfing Games in Miyazaki, Japan.
Swimming
Portuguese swimmers further achieved qualifying standards in the following events, and potentially 1 at the Olympic Selection Time ):
Table tennis
Portugal entered four athletes into the table tennis competition at the Games. The men's team secured a berth by advancing to the quarterfinal round of the 2020 World Olympic Qualification Event in Gondomar, permitting a maximum of two starters to compete in the men's singles tournament. Meanwhile, Rio 2016 Olympian Fu Yu scored an outright semifinal victory to book one of three Olympic spots available in the women's singles at the 2019 European Games in Minsk, Belarus.
