Commissar of State Security 2nd Rank
* 1889
† 16th of October 1941
(NKVD)
(Лев Николаевич Бельский)
| 1935-11-26 | Commissar of State Security 2nd Rank |
| 1923-11-15 | – | 1926-07-04 | Chief of Special Section, Turkestan Front |
| 1926-07-04 | – | 1930-02-17 | Chief of Special Section, Central Asian Military District |
| 1930-02-17 | – | 1931-08-05 | Head of United State Political Administration OGPU, Moscow |
| 1931-08-05 | – | 1933-07-23 | Head of Food Supply, People's Commissariat of Supply |
| 1933-07-25 | – | 1934-01-04 | Head of United State Political Administration OGPU, Lower Volga |
| 1934-01-04 | – | 1934-07-10 | Head of Main Militia Directorate, United State Political Administration OGPU |
| 1934-07-10 | – | 1937-08-07 | Head of Main Militia Directorate, People's Commissariat of Internal Affairs NKVD |
| 1936-11-03 | – | 1938-04-08 | Deputy People's Commissar of Internal Affairs |
| 1938-04-08 | – | 1939-04-01 | First Deputy People's commissar of Communications |
| 1939-04-XX | – | 1939-06-30 | Plenipotentiary of the Council of People's Commissars for the Construction of the Kartaly-Akmolinsk Railway |
| 1939-06-30 | – | 1941-07-05 | Arrested |
| 1941-07-05 | Condemned to death | ||
| 1941-10-16 | Executed |