P
- Olof Palme, Prime Minister of Sweden (1986)
- Ivan Panfilov, military leader (1963)
- Boris Pasternak, writer (1990)
- Louis Pasteur, French chemist and microbiologist (1962, 1963)
- Lyudmila Pavlichenko, World War II sniper (1976)
- Ivan Pavlov, physiologist (1963, 1969, 1991)
- Vasily Perov, Russian painter (1956)
- Peter I of Russia, Czar of Russia (1989)
- Sándor Petőfi, Hungarian poet (1959)
- Mikas Petrauskas, Lithuanian composer (1963)
- Kuzma Petrov-Vodkin, painter (1978)
- Ivan Petrovsky, mathematician (1973)
- Kim Philby, intelligence agent (1990)
- Pablo Picasso, Spanish painter (1973, 1981)
- Wilhelm Pieck, President of the German Democratic Republic (1966, 1976)
- Nikolay Pirogov, Russian physician (1960)
- Vadim Podbelsky, revolutionary (1958, 1962, 1987)
- Ivan Polbin, military leader (1965)
- Vasily Polenov, painter (1952)
- Maria Polivanova, World War II sniper (1944)
- Harry Pollitt, General Secretary of the Communist Party of Great Britain (1970)
- Alexander Stepanovich Popov, Russian inventor (1945, 1949, 1989)
- Andrei Alexandrovich Popov, Russian admiral (1989)
- Leonid Popov, cosmonaut (1981, 1983)
- Pavel Popovich, cosmonaut (1962)
- Nikolay Popudrenko, World War II partisan (1968)
- Pavel Postyshev, politician (1968)
- Nicolas Poussin, French painter (1965)
- Karolis Požėla, Lithuanian revolutionary (1986)
- Mikhail Prishvin, writer (1973)
- Sergei Prokofiev, composer (1981, 1991)
- Yemelyan Pugachyov, Russian cossack rebel (1973)
- Andrejs Pumpurs, Latvian poet (1961)
- Alexander Pushkin, Russian poet (1937, 1947, 1955, 1956)
Read more about this topic: List Of People On Stamps Of The Union Of Soviet Socialist Republics