Otto Yulyevich Schmidt (Russian: Отто Юльевич Шмидт; September 30 [O.S. September 18] 1891 — September 7, 1956) was a Soviet scientist, mathematician, astronomer, geophysicist, statesman, academician, Hero of the USSR (27 June 1937), and member of the Communist Party.
- Original Name: "Академик О. Ю. Шмидт 1891 - 1956"
- Artist: N. Akimushkin
- Country: USSR
- Year: 1966
- Subject: Persons
- Estimated cost: 4 kop. (at the rate of exchange 1966)
- Number of catalogue: 3346 (Postage stamps of Russia and USSR, Vol.5 Edited by V. Soloviev, 2011, ISBN 978-5-86656-235-0)
- Impression: 3m