Petr Petrovich Elfimov (, Pyotr Yelfimaà Â; born 15 February 1980) is a Belarusian singer, musician, songwriter and arranger, music producer, actor. He holds a title of Master of Art Criticism and serves as associate professor in the Department of Variety and Jazz Singing at Institute of Modern Art. He's the voice and the face of the project ELFIMOV, as well as groups Grand Courage and METHEORA.
He was the Grand Prix winner of the 2004 Slavianski Bazaar in Vitebsk. From 1999 to 2007 Pyotr played the student game KVN. He appeared for two teams, who in different years became KVN's Major League Champions: BGU (Minsk), Champions in 1999 and 2001; and RUDN (Moscow), with whom he won the Super Cup with them in 2007 in Sochi.
In 2018, Elfimov joined Heavy metal band Grand Courage as vocalist.
In 2019, Petr Elfimov was the opening singer for 2019 European Games held in Minsk, Belarus along with Alyona Lanskaja.