Ingrid Kristiansen, Norwegian runner
Ingrid Kristiansen (née Christensen on 21 March 1956) is a Norwegian former athlete. She was one of the best female long distance runners during the 1980s. She is a former world record holder in the 5000 metres, 10,000 metres and the marathon (at one point in time, she held those records simultaneously) Kristiansen was a World Champion on the track, roads and cross-country. She was the first athlete to win World titles on all three surfaces. At the 1984 Los Angeles Olympics, she finished fourth in the first women's Olympic marathon. At the 1988 Seoul Olympics, she dropped out of the 10,000 metres final while leading. Early in her career, she was also an elite cross country skier, winning several Norwegian titles and a European junior championship.

Kristiansen's 1986 world record in the 10,000 m was not broken for 5 years. Her 1985 London Marathon 2:21.06 was the record marathon time for 13 years.