 Born in Maribor, he attended the University of Ljubljana.He was appointed foreign minister by Prime Minister Anton Rop on 6 July 2004, replacing Dimitrij Rupel, who left the Liberal Democracy of Slovenia (LDS) party to join the opposition Slovenian Democratic Party.Vajgl's tenure ended on 3 December 2004 with Rupel's reappointment to the position in the new administration of Janez Janša, formed after the 2004 elections to the National Assembly, which were held on 3 October.