Helen Schlachtenhaufen (born March 14, 1995) is an American middle distance runner.

[5][6] Schlachtenhaufen's senior year at Dartmouth in 2017, she captured the Ivy League title for the indoor mile for the second time and set a new Dartmouth record in the 1,500 meters (4:11.15) before graduating with a degree in psychology.

[7] [8] [9] In the 2013 Illinois High School Association aka IHSA Outdoor Track and Field Championships; Helen Schlachtenhaufen placed 11th in the 1600 meters in 5:07.59.

As a senior in 2012, Helen Schlachtenhaufen placed 61st in IHSA Class AAA State XC Championship in 17:46.0.

[10] As a junior at the 2012 IHSA Outdoor Track and Field Championships; Helen Schlachtenhaufen, Caroline Marwede, Lisa Bennatan, Erin Malles placed 7th in the 4x800 meters in 9:39.50.