This is the list of world records progression in men's weightlifting. Records are maintained in each weight class for the snatch lift, clean and jerk lift, and the total for both lifts.
American Samoa competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from July 24 to August 9, 2020, the Games were postponed to July 23 to August 8, 2021, because of the COVID-19 pandemic. The country's participation in Tokyo marked its ninth consecutive appearance in the Summer Olympics since its debut in the 1988 Summer Olympics.
The men's 61 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 25 July at the Tokyo International Forum.
The men's 73 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 28 July at the Tokyo International Forum. The weightlifter from China won the gold, with a combined lift of 364 kg.
The men's 96 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 31 July at the Tokyo International Forum. The weightlifter from Qatar won the gold, with a combined lift of 402 kg.
The women's 59 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 27 July at the Tokyo International Forum. This was the first ever 59 kg Olympic competition after the weight categories were reorganized in 2018.
The women's 64 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 27 July at the Tokyo International Forum. Maude Charron won the gold, with a combined lift of 236 kg.
The men's 81 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 31 July 2021 at the Tokyo International Forum. Lü Xiaojun won the gold, with a combined lift of 374 kg.
The Men's +109 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 4 August at the Tokyo International Forum.
The women's 76 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 1 August at the Tokyo International Forum. Neisi Dajomes won the gold, with a combined lift of 263 kg.
The women's 87 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 2 August at the Tokyo International Forum. Wang Zhouyu won the gold, with a combined lift of 270 kg.
The women's +87 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 2 August 2021 at the Tokyo International Forum. During the competition, Laurel Hubbard made history by becoming the first transgender woman athlete to compete in the Olympics.
The men's 67 kg weightlifting competitions at the 2020 Summer Olympics in Tokyo took place on 25 July at the Tokyo International Forum. The weightlifter from China won the gold, with a combined lift of 332 kg.
This is a chronological summary of the major events of the 2020 Summer Olympics in Tokyo, Japan, which was postponed to 2021 due to the COVID-19 pandemic. The first matches in the group stages of the football and softball events was held on 21 July. The opening ceremony was scheduled two days later on 23 July. The last day of competition and the closing ceremony was on 8 August. However, the Games was referred to by its original date in all scheduled events in order to avoid confusion in future years. With the area under a state of emergency because of the pandemic, the Games were held largely behind closed doors with no spectators permitted.
