Falk Grieffenhagen (born 1969) is a current live video-technician of Kraftwerk since 2013.

Grieffenhagen studied sound and video engineering in Düsseldorf, as well as saxophone, flute, clarinet and piano (Jazz) in Cologne, finishing in 2004. He has freelanced since 1996 as a musician composer, sound engineer, software developer for media and performance applications, lecturer for software development and visual media creator.