Frank Kent Foss (May 9, 1895 – April 5, 1989) was an American pole vaulter.

He won a gold medal at the 1920 Summer Olympics, while breaking his own unofficial world record.

After the Olympics, he worked in the meat packing industry, including spending time in Argentina.

Foss graduated from Cornell University in 1917, where he was also a member of the Quill and Dagger society.

This article about a track and field Olympic medalist of the United States is a stub.