Thomas Lang is an Austrian drummer, multi-instrumentalist, composer and record producer. He is the founding member of the Los Angeles-based progressive/avant garde metal band stOrk and is known for his international session work on a wide variety of genres such as rock, pop, jazz, and heavy metal with artists such as Robert Fripp, Peter Gabriel, Robbie Williams and Sugababes, among many others.

He is widely known for his technical prowess in drumming. Peter Wildoer described Lang as a "drummer's drummer", and Mike Portnoy cited Lang as a drummer he "can't replicate".