Count Anatoly Pavlovich Demidov, 4th Prince of San Donato of the House of Demidov, was the last Prince and member of his house. He succeeded his elder half-brother Elim Pavlovich Demidov, 3rd Prince of San Donato in 1943 but died in exile in the same year without male issue.
- Born
- November 12, 1874, November 30, 1874
- Died
- October 27, 1943, 1941
