Algirdas Gediminas Šemeta (born 23 April 1962) is a Lithuanian economist and politician.

[1] His previous position has been as Lithuania's Minister of Finance, which he fulfilled from December 2008 to June 2009, having already served in the post a decade earlier, from February 1997 to June 1999.

[2] Šemeta has minimal business experience in the private sector, his career to date has been concentrated in public office as a civil servant.

[3] He was European Commissioner for Taxation and Customs Union, Audit and Anti-Fraud from July 2009 till November 2014.

[4][5] Following his Commission nomination by center-right Prime Minister Andrius Kubilius, Šemeta has affiliated himself with the European People's Party (EPP).