Oleg Vladimirovich Penkovsky, codenamed Hero by the CIA and Yoga by MI6, was a Soviet military intelligence officer and colonel in the GRU who supplied intelligence to the United States and the United Kingdom during the early 1960s.
- Occupation
- spy, military personnel
- Citizenship
- Soviet Union
- Born
- April 23, 1919
- Died
- May 16, 1963
