Manuel "Mar" Araneta Roxas II (born May 13, 1957) is a Senator of the Philippines. He is the son of former Senator Gerry Roxas, and the grandson of former President Manuel Roxas. He is married to Korina Sanchez, a broadcast journalist.
A graduate of the Wharton School of Economics, Roxas worked as an investment banker, mobilizing venture capital funds for small and medium enterprises. He served as the Representative of the 1st District of Capiz from 1993 to 2000. His stint as Congressman was cut short after he was appointed by President Joseph Estrada as Secretary of Trade and Industry.He resigned from the position at the height of the EDSA Revolution of 2001 and was later re-appointed by President Gloria Macapagal-Arroyo in her new Cabinet.He resigned again to run for a Senate seat in the 2004 Philippine election.He was elected as Senator with nearly 20 million votes, the highest ever garnered by a national candidate in any Philippine election.
Initially one of the leading contenders in the 2010 Philippine presidential election, he has slid down to becoming a vice-presidential candidate to make way for Noynoy Aquino.