1991 World Championships in Athletics – Women's marathon

The women's marathon was one of the road events at the 1991 World Championships in Athletics in Tokyo, Japan. It took place on 25 August 1991; the course started and finished at the National Stadium. The race was won by Poland's Wanda Panfil in 2:29:53, ahead of Sachiko Yamashita of Japan in second and Germany's Katrin Dörre in third.