Johann Mock

Johann "Hans" Mock (9 December 1906 in Vienna – 22 May 1982) was an Austrian football player. He played as midfielder for FC Nicholson and Austria Wien. He also played for the Austria national football team. After the annexation of Austria by Germany he played for the Germany national football team. With Germany he played in the 1938 FIFA World Cup.
Career.
Johann Mock began his career at FC Nicholson before moving to Austria Wien in 1927. With the team he won won the Austrian Cup three times (1933, 1935, 1936) and twice the Mitropacup, the forerunner of today's European Cup (1933, 1936). He was drafted in June 1940 as one of the last Austria players, but was still available until February 1942, playing almost every game. 
International career.
Before Austria was annexed to the German Reich, he played a total of twelve games for the Austrian national team. He debuted on 5 September 1929 in a 2-1 win versus Czechoslowakia. His las t match for the Austrian team was on 10 October 1937 in a 1-2 loss versus Hungary. For Germany he played 5 matches and was participant of the 1938 FIFA World Cup. 1942 he retired from football. After a brief stint as a trainer at Vorwärts Steyr and Badener AC, he withdrew entirely from football and ran his own wine tavern in Vienna until his death at the age of 75.
Mock and the National Socialists.
According to an interview by Franz Schwarz, son of Austria President from 1933 to 1938 and 1946 to 1955 in 2008, Mock was a member of the SA and the NSDAP, which were illegal in Austria before 1938. Mock was involved in 1938 when the management of the club at Austria was taken over by the National Socialists. He then applied for regular membership in the party on 23 June 1938 and was admitted retrospectively to May 1 (membership number 6,336,185).