Iris Biba-Pöschl (born 27 May 1964) is a German female former long-distance runner competed over distances from 3000 metres to the marathon. She won the 1989 Frankfurt Marathon and represented her country at the World Championships in Athletics in 1991 and 1997, finishing in the top ten each time. She also competed at the IAAF World Women's Road Race Championships (twice), IAAF World Cross Country Championships and the IAAF World Half Marathon Championships. She was banned for doping in 1993.