Born in Euratsfeld, Lower Austria, to August and Mathilde Mock, he studied law at the University of Vienna and later international law in Bologna and Brussels. In Vienna, he became a member of K.A.V. Norica Wien, a Roman Catholic student fraternity, which is a member of the Cartellverband. From 1961, he advised Austrian chancellorJosef Klaus on European Economic Community and EFTA policies. From 1962 till 1966, he worked at Austria's mission to the OECD in Paris. In 1966 he became Klaus's cabinet secretary. From 1969-70 was the youngest education minister in Austrian history. After the parliamentaryelections 1971 - in which the Social Democratic Party of Austria under Bruno Kreisky won a majority — he became a member of parliament and mayor of Euratsfeld. From 1971-78, he chaired the ÖAAB, the most important grouping of the ÖVP. From 1978-87, he was the leader of the ÖVP parliamentary group, and from 1979, he also was ÖVP federal party chairman. He was later to be succeeded by Josef Riegler, Erhard Busek and Wolfgang Schüssel. In 1979, Mock became President of the European Democrat Union, and from 1983 to 1987 also was president of the International Democratic Union. At the 1983 elections, the ÖVP obtained nearly the same percentage as Kreisky's SPÖ. Kreisky didn't want to go on without an absolute majority and stepped down. Following the 1986 elections, Alois Mock was Austrian vice chancellor in the government of Franz Vranitzky from 1987 to 1989. From 1987 to 1995, he was foreign minister, leading Austria into the European Union. He became one of Austria's most popular politicians. In June 1989, together with his Hungarian colleague Gyula Horn, he cut the wires of the Iron Curtain near Sopron at the fortified border to Communist neighbour Hungary. As a result, during the following months, thousands of East German citizens were able to exit the Eastern Bloc In 1991, he urged Hans-Dietrich Genscher and Helmut Kohl to recognize Croatia and Slovenia as independent states as soon as possible. In November 1989 Mock was one of the founders of the Central European cooperative Pentagonale, which later grew from 5 countries to the 18 of the CEI. In 1999, he retired from parliament because of Parkinson's disease. At the time of his death Mock was a Member of the Advisory Board of the Global Panel Foundation, an NGO that works behind the scenes in crisis areas around the world.
Death
Mock died on 1 June 2017 from complications of Parkinson's disease at the age of 82.