Sergey Prokudin-Gorsky
Sergey Mikhaylovich Prokudin-Gorsky (, ;  – September 27, 1944) was a Russian chemist and photographer. He is best known for his pioneering work in colour photography and his effort to document early 20th-century Russia.
Vasily Pronin
Vasily Prokhorovich Pronin (; 25 December 1905 – 12 October 1993) was a Soviet statesman and Chairman of the Executive Committee of the Moscow City Council of Laborers' Deputies (today's equivalent of mayor) between 14 April 1939 and 7 December 1944.