
The men's 100 metres event at the 2020 Summer Olympics is scheduled to take place between 31 July and 1 August 2021 at the Japan National Stadium. Approximately eighty athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 56 qualifying through time or ranking.

The men's 110 metres hurdles event at the 2020 Summer Olympics is scheduled to take place between 3 and 5 August 2021 at the Japan National Stadium. Approximately forty athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 40 qualifying through time or ranking.

The men's 200 metres event at the 2020 Summer Olympics is scheduled to take place on 3 and 4 August 2021 at the Japan National Stadium. Approximately sixty athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 56 qualifying through time or ranking.

The men's 400 metres event at the 2020 Summer Olympics is scheduled to take place between 1 and 5 August 2021 at the Japan National Stadium. Approximately fifty athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 48 qualifying through time or ranking.

The men's 400 metres hurdles event at the 2020 Summer Olympics is scheduled to take place between 30 July and 3 August 2021 at the Japan National Stadium. Approximately forty athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 40 qualifying through time or ranking.

The men's 800 metres event at the 2020 Summer Olympics is scheduled to take place between 1 and 5 August 2021 at the Japan National Stadium. Approximately fifty athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 48 qualifying through time or ranking.

The men's 1500 metres event at the 2020 Summer Olympics is scheduled to take place between 3 and 7 August 2021 at the Japan National Stadium. Approximately fifty athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 45 qualifying through time or ranking.

The men's discus throw event at the 2020 Summer Olympics is scheduled to take place between 30 and 31 July 2021 at the Japan National Stadium. Approximately 35 athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 32 qualifying through distance or ranking.

The men's hammer throw event at the 2020 Summer Olympics is scheduled to take place between 2 and 4 August 2021 at the Japan National Stadium. Approximately 35 athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 32 qualifying through distance or ranking.

The men's high jump event at the 2020 Summer Olympics is scheduled to take place between 30 July and 1 August 2021 at the Japan National Stadium. Approximately 35 athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 32 qualifying through time or ranking.

The men's long jump event at the 2020 Summer Olympics is scheduled to take place between 31 July and 2 August 2021 at the Japan National Stadium. Approximately 35 athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 32 qualifying through time or ranking.

The men's marathon event at the 2020 Summer Olympics is scheduled to take place on 8 August 2021 in Sapporo. Approximately eighty athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 80 qualifying through time or ranking. The defending champion is Kenyan Eliud Kipchoge.

The men's pole vault event at the 2020 Summer Olympics is scheduled to take place between 31 July and 3 August 2021 at the Japan National Stadium. Approximately 35 athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 32 qualifying through time or ranking.

The men's shot put event at the 2020 Summer Olympics is scheduled to take place between 3 and 5 August 2021 at the Japan National Stadium. Approximately 35 athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 32 qualifying through distance or ranking.

The men's triple jump event at the 2020 Summer Olympics is scheduled to take place between 3 and 5 August 2021 at the Japan National Stadium. Approximately 35 athletes are expected to compete; the exact number will depend on how many nations use universality places to enter athletes in addition to the 32 qualifying through time or ranking.