Luis Alejandro Giampietri Rojas (born 31 December 1940) is a retired admiral of the Peruvian Navy and a politician. He is a member of the Peruvian Aprista Party. Giampietri ran successfully as Alan García's first running mate in the 2006 Peruvian election, and was sworn in on 28 July 2006 and served until 28 July 2011.