P. Lynn Scarlett was the Deputy Secretary of the Interior from 2005 to 2009.

Appointed by President George W. Bush, Scarlett was sworn in as Deputy Secretary of the Interior on November 22, 2005. In 2006 she served as acting Secretary of the Interior between the administrations of Gale Norton and Dirk Kempthorne.

Before joining the Bush Administration, Scarlett was President of the libertarian Reason Foundation in Los Angeles, California, an organization she had been involved with since the 1980s. Scarlett is a leading exponent of free-market environmentalism.