Oscar Mayer
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| Company type | Subsidiary |
|---|---|
| Founded | 1883 |
| Founder | Oscar F. Mayer |
| Headquarters | , U.S. |
| Parent | Kraft Heinz |
| Website | oscarmayer.com |

Oscar Mayer is an American meat and cold cut producer. It is known for its hot dogs, bologna, bacon, ham, and Lunchables products. It is a subsidiary of the Kraft Heinz Company and based in Chicago, Illinois. In 1883, Mayer and his brother Gottfried leased the Kolling Meat Market on the near-northside of Chicago.
