Serhiy Hennadiyovych Arbuzov is a Ukrainian former banker and politician who briefly served as acting Prime Minister of Ukraine from 28 January to 22 February 2014, following the resignation of Mykola Azarov amidst the escalating Euromaidan movement. He previously served as First Vice Prime Minister of Ukraine from 24 December 2012 to 28 January 2014. On 27 February 2014, in the aftermath of the Revolution of Dignity, Arbuzov was dismissed, and Arseniy Yatsenyuk was elected as the new Prime Minister.

Mykola Yanovych Azarov is a Ukrainian politician who was the Prime Minister of Ukraine from 11 March 2010 to 27 January 2014. He was the First Vice Prime Minister and Finance Minister from 2002 to 2005 and again from 2006 to 2007. Azarov also served ex officio as an acting prime minister in the First Yanukovych Government when Viktor Yanukovych ran for president at first and then upon the resignation of his government.