| Clarence Edward Mathias | |
| Birth Date: | 12 December 1876 |
| Birth Place: | Royalton, Pennsylvania, US |
| Placeofburial: | Arlington National Cemetery Arlington, Virginia |
| Placeofburial Label: | Place of burial |
| Allegiance: |  United States |
| Branch: | United States Marine Corps |
| Serviceyears: | 1899–1923 |
| Rank: | Sergeant Major |
| Battles: | Boxer Rebellion |
| Awards: | Medal of Honor |
Clarence E. Mathias (December 12, 1876 – December 9, 1935) was an American Sergeant Major serving in the United States Marine Corps during the Boxer Rebellion who received the Medal of Honor for bravery.
Mathias was born December 12, 1876, in Royalton, Pennsylvania, and after entering the Marine Corps he was sent as a private to China to fight in the Boxer Rebellion.[1]
He died December 9, 1935, and is buried in Arlington National Cemetery, Arlington, Virginia. His grave can be found in section 6, lot 8681, map grid W/22.[2]
Rank and organization: Private, U.S. Marine Corps. Born: 12 December 1876, Royalton, Pa. Accredited to: Pennsylvania. G.O. No.: 55, 19 July 1901.
Citation:
In the presence of the enemy during the advance on Tientsin, China, 13 July 1900, Mathias distinguished himself by meritorious conduct.[1]