- Period:
 - Second World War (1939-1945)
 - Rank:
  - Flying Officer 
 - Unit:
  - No. 455 Squadron, Royal Australian Air Force 
 - Awarded on:
  - October 27th, 1944
 
Citation:
"Flying Officer Cock has participated in a large number of sorties including many attacks on enemy convoys. He is a skilful and courageous pilot who has successfully accomplished his operational sorties regardless of heavy enemy opposition and adverse weather."