Joelle Franzmann (born December 29, 1978 in Idar-Oberstein, Rhineland-Palatinate) is an athlete from Germany, who competes in triathlon.
Franzmann competed at the first Olympic triathlon at the 2000 Summer Olympics in Sydney, Australia.
She took 21st place overall with a time of 02:05:24.
She finished with a swimming time of 19:11, a bike time of 01:05:13, a run time of 00:40:08.Four years later, at the 2004 Summer Olympics in Athens, Greece, Franzmann placed sixteenth overall with a time of 2:08:18.33.
Her swim time was 00:18:54, her bike time 01:10:57 and her run time 00:37:25.