Ivan Efimov (Russian: ???? ????????? ?????? 11 February 1878 – 7 January 1959) was a Russian sculptor.
Along with his wife, Nina Simonovich-Efimova, the couple founded the tradition of Soviet puppet theater.
In addition to puppet design, Efimov was noted for his book illustration and sculpture.
He created pieces for the Central Museum of Ethnology, the North River Terminal, several metro and railway stations and the Grand Kremlin Palace.
Internationally his sculptures were awarded gold medals in 1937 at the Paris World Exhibition and in Russia he was honored as both an Artist of the Russian Soviet Federative Socialist Republic (RSFSR) and the People’s Artist of the RSFSR.