Susilo Bambang Yudhoyono GCB AC (born 9 September 1949) is an Indonesian politician and retired Army general officer who has been President of Indonesia since 2004. He is currently the chairman of the Democratic Party of Indonesia.

Yudhoyono won the 2004 presidential election, defeating incumbent President Megawati Sukarnoputri. Widely known in Indonesia by his initials "SBY", he was sworn into office on 20 October 2004, together with Jusuf Kalla as Vice President. He ran for re-election in 2009 with Boediono as his running mate, and won with an outright majority of the votes in the first round of balloting; he was sworn in for a second term on 20 October 2009.