Ecuador competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic.^[4] It was the nation's fifteenth appearance at the Summer Olympics, and its most successful to date. The country won its third, fourth, and fifth ever medals (and its second and third ever gold medals), two golds and one silver, respectively, during the games.

The following is the list of number of competitors participating in the Games:

One Ecuadorian archer qualified for the women's individual recurve at the Games by securing the last of three available spots as the next highest-ranked eligible placer at the 2021 Pan American Championships in Monterrey, Mexico, signifying the country's debut in the sport.^[5]

More information Athlete, Event ...

Athlete	Event	Ranking round		Round of 64	Round of 32	Round of 16	Quarterfinals	Semifinals	Final / BM
		Score	Seed	Opposition Score	Opposition Score	Opposition Score	Opposition Score	Opposition Score	Opposition Score	Rank
Adriana Espinosa	Women's individual	606	62	Kang C-y (KOR) L 0–6	Did not advance

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Ecuadorian athletes further achieved the entry standards, either by qualifying time or by world ranking, in the following track and field events (up to a maximum of 3 athletes in each event):^[6][7]

Track and road events

Men

Women

Ecuador entered four boxers (two per gender) to compete in each of the following weight classes into the Olympic tournament. With the cancellation of the 2021 Pan American Qualification Tournament in Buenos Aires, Jean Carlos Caicedo (men's featherweight) and two-time Olympian Julio Castillo (men's heavyweight) finished among the top five of their respective weight divisions to secure their places on the Ecuadorian squad based on the IOC's Boxing Task Force Rankings for the Americas.^[8] On the women's side, María José Palacios (lightweight) and Erika Pachito (middleweight) completed the nation's boxing lineup by topping the list of eligible boxers from the Americas in their respective weight divisions of the IOC's Boxing Task Force Rankings.^[9]

More information Athlete, Event ...

Athlete	Event	Round of 32	Round of 16	Quarterfinals	Semifinals	Final
		Opposition Result	Opposition Result	Opposition Result	Opposition Result	Opposition Result	Rank
Jean Carlos Caicedo	Men's featherweight	Butsenko (UKR) W 3–2	Takyi (GHA) L 0–5	Did not advance
Julio Castillo	Men's heavyweight	Bye	Ishaish (JOR) L 0–4	Did not advance
María José Palacios	Women's lightweight	Seesondee (THA) L 0–5	Did not advance
Érika Pachito	Women's middleweight	—	Gramane (MOZ) L 1–4	Did not advance

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With Chile failing to comply with the minimum eligibility requirements, Ecuador received an invitation from FEI to send an eventing rider to the Games, as the next highest-ranked eligible nation within the individual FEI Olympic Rankings for Group E (Central and South America).^[13][14]

Ecuador entered one female golfer into the Olympic tournament. Daniela Darquea (world no. 349) qualified directly among the top 60 eligible players for their respective events based on the IGF World Rankings.^[15]

Ecuador entered three judoka (one man and two women) for each of the following weight classes at the Games. Rio 2016 Olympian Lenin Preciado (men's extra-lightweight, 60 kg) and rookie Vanessa Chalá (women's half-heavyweight, 78 kg) were selected among the top 18 judoka of their respective weight classes based on the IJF World Ranking List of June 28, 2021, while two-time Olympian Estefania García (women's half-middleweight, 63 kg) accepted a continental berth from the Americas as the nation's top-ranked judoka outside of direct qualifying position.^[16]

More information Athlete, Event ...

Athlete	Event	Round of 32	Round of 16	Quarterfinals	Semifinals	Repechage	Final / BM
		Opposition Result	Opposition Result	Opposition Result	Opposition Result	Opposition Result	Opposition Result	Rank
Lenin Preciado	Men's −60 kg	Gerchev (BUL) L 00–10	Did not advance
Estefania García	Women's −63 kg	Ozdoba-Błach (POL) L 00–10	Did not advance
Vanessa Chalá	Women's −78 kg	Turchyn (UKR) L 00–10	Did not advance

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Ecuador qualified one modern pentathlete for the women's event, signifying the country's Olympic debut in the sport. Marcela Cuaspud secured a selection by finishing among the top two for Latin America and thirteen overall at the 2019 Pan American Games in Lima.^[17]

Ecuadorian 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, the 2019 Pan American Games, and Championships of the Americas, as long as they obtained a minimum qualifying score (MQS) by May 31, 2020.^[18]

Ecuador sent one surfer to compete in the women's shortboard race at the Games. Mimi Barona secured a spot previously allocated by the defending champion Daniella Rosas, as the next highest-ranked surfer vying for qualification, following her silver-medal finish at the 2019 Pan American Games in Lima, Peru.^[19]

Ecuador received a universality invitation from FINA to send two top-ranked swimmers (one per gender) in their respective individual events to the Olympics, based on the FINA Points System of June 28, 2021.^[20]

For the first time since Barcelona 1992, Ecuador entered one athlete into the table tennis competition at the Games. Alberto Miño scored a second-stage final triumph to earn one of the remaining two tickets in the men's singles at the 2021 Latin American Qualification Tournament in Rosario, Argentina.^[21]

More information Athlete, Event ...

Athlete	Event	Preliminary	Round 1	Round 2	Round 3	Round of 16	Quarterfinals	Semifinals	Final / BM
		Opposition Result	Opposition Result	Opposition Result	Opposition Result	Opposition Result	Opposition Result	Opposition Result	Opposition Result	Rank
Alberto Miño	Men's singles	Bye	Kumar (USA) L 2–4	Did not advance

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Ecuador has entered one triathlete to compete at the Games.

Ecuador entered four female weightlifters into the Olympic competition. Rio 2016 Olympian Neisi Dajomes (women's 76 kg), rookies Angie Palacios (women's 64 kg) and Tamara Salazar (women's 87 kg), with Alexandra Escobar leading the squad at her fifth straight Games, secured one of the top eight slots each in their respective weight divisions based on the IWF Absolute World Ranking.^[22]

More information Athlete, Event ...

Athlete	Event	Snatch		Clean & Jerk		Total	Rank
		Result	Rank	Result	Rank
Alexandra Escobar	Women's −59 kg	95	DNF	—	—	—	DNF
Angie Palacios	Women's −64 kg	104	2	122	7	226	6
Neisi Dajomes	Women's −76 kg	118	1	145	1	263
Tamara Salazar	Women's −87 kg	113	3	150	=1	263

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Ecuador qualified two wrestlers for each of the following classes into the Olympic competition. One of them secured a place in the women's freestyle 50 kg by progressing to the top two finals at the 2021 World Qualification Tournament in Sofia, Bulgaria.^[23]

On June 15, 2021, United World Wrestling awarded an additional Olympic license to Luisa Valverde in the women's freestyle 53 kg, as the next highest-ranked wrestler vying for qualification at the 2019 Worlds, citing North Korea's withdrawal from the Games.^[24]

Freestyle

More information Athlete, Event ...

Athlete	Event	Round of 16	Quarterfinal	Semifinal	Repechage	Final / BM
		Opposition Result	Opposition Result	Opposition Result	Opposition Result	Opposition Result	Rank
Lucía Yépez	Women's −50 kg	Islamova (KAZ) W 3–1 PP	Susaki (JPN) L 0–4 ST	Did not advance	Tsogt-Ochir (MGL) L 0–5 VB	Did not advance	8
Luisa Valverde	Women's −53 kg	Prevolaraki (GRE) W 3–1 PP	Bat-Ochir (MGL) L 1–4 SP	Did not advance			8

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• Ecuador at the 2019 Pan American Games