- Source: List of gymnasts at the 2012 Summer Olympics
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- List of gymnasts at the 2012 Summer Olympics
- Gymnastics at the 2012 Summer Olympics
- Great Britain at the 2012 Summer Olympics
- Uzbekistan at the 2024 Summer Olympics
- Gymnastics at the Summer Olympics
- China at the 2024 Summer Olympics
- Brazil at the 2012 Summer Olympics
- Turkey at the 2024 Summer Olympics
- Kazakhstan at the 2024 Summer Olympics
- United States at the 2012 Summer Olympics
This is a list of the gymnasts who represented their country at the 2012 Summer Olympics in London from 27 July to 12 August 2012. Gymnasts across three disciplines (artistic gymnastics, rhythmic gymnastics, and trampoline) participated in the Games.