Maroš Šefčovič (born 24 July 1966) is a Slovak diplomat and a Vice-President of the European Commission, in charge of Energy Union. He was European Commissioner for Interinstitutional Relations and Administration from 2010 to 2014. His area of responsibility includes the administration of the Commission, including management of some of the Commission's Internal Services; in particular consolidation of administrative reform, personnel and administration, European Schools and security. In 2014, he was promoted to the Vice President of the Commission for the Energy Union, he was previously slated to become the Commissioner for Transport.
Šefčovič is a former Slovak ambassador to Israel. From 2004–2009, he was the Slovak Permanent Representative to the European Union. He is married and has three children.
Šefčovič replaced Ján Figeľ as European Commissioner for Education, Training, Culture and Youth on 1 October 2009. José Manuel Barroso was Acting Commissioner in his stead, from 19 April 2014 to 25 May 2014 while he was on electoral campaign leave for the 2014 elections to the European Parliament. He ultimately decided not to take up his seat.
In July 2015, Šefčovič brokered an agreement between fifteen countries from central, eastern and southeast Europe to speed up the building of gas links, improve security of supply, reduce their reliance on Russia and develop a fully integrated energy market.