Larry Giammo is the former mayor of Rockville, Maryland. He was first elected on November 6, 2001, and was reelected in 2003 and 2005. On March 2, 2007, he announced that he would not be seeking a fourth term as mayor in the November 2007 election. He was replaced by Susan Hoffmann in the November 7th election.
Before his election as mayor, he served as a member of the Rockville Planning Commission (1996–2001), and briefly headed Rockville's Town Center Land Use Advisory Committee from December 2000 through May 2001, where he helped to develop a plan for the redevelopment of the commercial center of Rockville. From 1994 through 2001, he worked for the Corporate Leadership Council in Washington, D.C., a program offered by the Corporate Executive Board. Before that, he worked as an associate with Mercer Management Consulting in Washington and in Brisbane, Australia, and as a financial analyst for General Electric Information Services in Rockville and London. From 1982 through 1988, he served with the U.S. Army Reserve as a microwave communications repairman.
- Hendrix, Steve (15 November 2007). "Mayors Guided Council Elections". The Washington Post. Retrieved 7 August 2011.