Karl Florian Goebel (18 October 1972 — 10 September 2008) was a German astrophysicist attached to the Max Planck Institute for Physics in Munich. He had also been a member of DESY, a German-based research center that develops and runs several particle accelerators and detectors, most notably the ZEUS project. At the time of his death he was managing the MAGIC-II telescope project. His death led to the suspension of the official inauguration date for MAGIC-II, originally set for 19 September 2008.