Yes, and his father served in the Wehrmacht as military police during World War 2, and made his way to the rank of Hauptfeldwebel (Sergeant Major).
Arnold is said to have been heavily influenced by his father at a young age. However....
Once again:Gustav had a preference for Meinhard, the elder of the two sons.[6] His favoritism was "strong and blatant," which stemmed from unfounded suspicion that Arnold was not his child.[7] Schwarzenegger has said his father had "no patience for listening or understanding your problems... there was a wall; a real wall."[5] Schwarzenegger had a good relationship with his mother and kept in touch with her until her death.[8]
...Gustav had a preference for Meinhard, the elder of the two sons.[6] His favoritism was "strong and blatant," which stemmed from unfounded suspicion that Arnold was not his child.[7] Schwarzenegger has said his father had "no patience for listening or understanding your problems... there was a wall; a real wall."[5] Schwarzenegger had a good relationship with his mother and kept in touch with her until her death.[8]