Elmer Royce Williams is a retired United States naval aviator. He is known for his solo dogfight with seven Soviet pilots during the Korean War, which, according to The San Diego Union-Tribune, has been called "one of the greatest feats in aviation history" by military experts. A retired admiral and multiple members of Congress have been campaigning for him to receive the Medal of Honor for his exploit. On January 20, 2023, he received the Navy Cross—the second highest military decoration awarded by the U.S. Navy—from Secretary of the Navy Carlos Del Toro.

Wilmot is a city in Roberts County, South Dakota, United States. The population was 432 at the 2020 census.