Who was the first staff non commissioned officer in the US marine corps?

The first staff non-commissioned officer in the United States Marine Corps was Sergeant Major Archibald Sommers. He was appointed to this position on July 1, 1957, when the rank of Sergeant Major was established as a distinct grade. Sommers played a crucial role in shaping the responsibilities and functions of staff non-commissioned officers within the Marine Corps. His leadership helped to formalize the structure and importance of this role in the Marine Corps hierarchy.