Alojz "Lojze" Peterle is a Slovenian politician. He is a member of New Slovenia, part of the European People's Party. He served as Prime Minister of Slovenia from 1990 to 1992, Leader of the Christian Democrats from the founding of the party in 1990 until it merged with the Slovenian People's Party in 2000, and was Minister of Foreign Affairs from 1993 to 1994 and again in 2000. He was a Member of the National Assembly from 1996 to 2004, and a Member of the European Parliament from 2004 to 2019.

The prime minister of Slovenia, officially the president of the Government of the Republic of Slovenia, is the head of the Government of the Republic of Slovenia. There have been nine officeholders since the country gained parliamentary democracy in 1989 and independence in 1991.