Gleb Kolyadin (Gleb Alekseevich Kolyadin, Russian: Глеб Алексеевич Колядин, born July 11, 1989, Leningrad, Russia) is a Russian pianist, composer, and arranger who mixes progressive rock and jazz fusion with neoclassical styles. He has released music both as a solo artist and as a member of the prog duo iamthemorning.