Archimandrite John (Ioann, , secular name Ivan Mikhailovich Krestiankin, ; 1910–2006) was an archimandrite of the Pskov Caves Monastery of Russian Orthodox Church.

He was born in 1910 in the city of Oryol as an eighth child in the family of Mikhail and Elizaveta Krestiankin. The name Ivan was given to the