Senegal at the 2020 Summer Olympics

Senegal 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. It was the nation's fifteenth consecutive appearance at the Summer Olympics.

Competitors
The following is the list of number of competitors in the Games.

Athletics
Senegal received a universality quota from the World Athletics to send a male track and field athlete.


 * Key
 * Note–Ranks given for track events are within the athlete's heat only
 * Q = Qualified for the next round
 * q = Qualified for the next round as a fastest loser or, in field events, by position without achieving the qualifying target
 * NR = National record
 * N/A = Round not applicable for the event
 * Bye = Athlete not required to compete in round


 * Track & road events

Slalom
Senegalese canoeists qualified one boat through the 2021 African Canoe Slalom Championship in La Seu d'Urgell, Spain.

Fencing
Senegal entered one female fencer. Ndèye Binta Diongue earned a spot in the women's épée by winning the African Zonal Qualifier in Cairo, Egypt.

Judo
Senegal qualified one judoka for the men's heavyweight event (+100 kg). 2019 African Games champion Mbagnick Ndiaye received a continental berth from Africa as the nation's top-ranked judoka, outside of a direct qualifying position in the IJF World Ranking List as of June 28, 2021.

Shooting
For the first time since Los Angeles 1984, Senegal received an invitation from ISSF to send Italian-born Chiara Costa in the women's skeet, if the minimum qualifying score (MQS) was fulfilled by June 6, 2021.

Swimming
Senegal received universality invitations from FINA to send two top-ranked swimmers (one per gender) in their respective individual events.

Table tennis
Senegal qualified one male athlete. This marked the country's return to the sport for the first time in 16 years. Ibrahima Diaw claimed one of the four available spots at the 2020 African Olympic Qualification Tournament in Tunis, Tunisia.

Wrestling
Senegal qualified one wrestler for the men's freestyle 65 kg event, by progressing to the final at the 2021 African & Oceania Qualification Tournament in Hammamet, Tunisia.

Key:
 * VT (ranking points: 5–0 or 0–5) – Victory by fall.
 * VB (ranking points: 5–0 or 0–5) – Victory by injury (VF for forfeit, VA for withdrawal or disqualification)
 * PP (ranking points: 3–1 or 1–3) – Decision by points – the loser with technical points.
 * PO (ranking points: 3–0 or 0–3) – Decision by points – the loser without technical points.
 * ST (ranking points: 4–0 or 0–4) – Great superiority – the loser without technical points and a margin of victory of at least 8 (Greco-Roman) or 10 (freestyle) points.
 * SP (ranking points: 4–1 or 1–4) – Technical superiority – the loser with technical points and a margin of victory of at least 8 (Greco-Roman) or 10 (freestyle) points.


 * Freestyle