2021-S U.S. $1 - Native Americans in the US Military - Proof
- Country: United States
- Period: Federal Republic (1776-Date)
- Type: Non-Circulating Coin
- Years: 2021
- Mint: United States Mint - San Francisco (1854-Date)
- Denomination: 1 USD
- Currency: United States Dollar (1785-Date)
- Composition: Manganese-Brass Clad Copper
- Diameter: 26.5mm
- Weight: 8.1g
- Edge: Inscribed along the edge of the coin is the year of minting or issuance of the coin, the mint mark, and also the legend "E Pluribus Unum" (Latin for "Out of many, one")
- Condition: Proof
- Obverse: Sacagawea (1788-1812), a Shoshone native American and a translator and guide to the Lewis and Clark expedition, with her son Jean Baptiste Charbonneau
- Reverse: Depicts eagle feathers and five Stars representing five branches of the U.S. military are in the foreground, while a circle provides an additional reference to Native Americans
- Commemorative Issue: Native American $1 Coin Act - Native Indians in the US Military
*Coin condition is based on our professional opinion. Pictures are representative of the coin that you will receive, actual coin may differ slightly, and serial numbers will vary*