Muhammad Mian Soomro is a Pakistani politician, banker and senator who has also served as the federal minister for Privatization. Born to a Native Sindhi family originally linked to the Soomra dynasty, he previously served as the chairman of the Senate from 2003 to 2009, the Caretaker prime minister of Pakistan from 2007 to 2008, and the acting president of Pakistan from 18 August 2008 to 9 September 2008.

The chairman of the Senate of Pakistan is the president-chair of the Senate of Pakistan. According to the Constitution of Pakistan, the chairman is a presiding official and the Senate must choose a chairman and deputy chairman for a time interval of three years.