Katja Kassin
- alias: Katya Kassin, Katja, Katja Kassin
- born: September 24 (Libra)
- height: 5 ft. 0 in.
- measurements: 36D - 25" - 36"
- eye color: Green
- hair color: Red
- awards: 1 time winner
Before entering the world of porn, Katja was working as a nude model posing for local amateur photographers and websites in Germany. Before moving to the United States, Kassin studied Political Science at the University of Leipzig in Germany. She "has stated" that she earned a degree equivalent to an Associate's Degree.Her first film scene in the United States was Straight to the A 4 by Vince Vouyer for Vouyer Productions. This was filmed in March 2003; prior to that she had only two scenes prior to that in Europe.Kassin's specialty is rough anal sex, including double anal, though she has since ceased filming creampies after the HIV outbreak in 2004.