Cover photo for Mark L. Dyken, M.D.'s Obituary
Mark L. Dyken, M.D. Profile Photo
1928 Mark 2021

Mark L. Dyken, M.D.

August 26, 1928 — February 5, 2021

Mark L. Dyken, M.D., was born in Laramie, Wyoming on August 26, 1928. He served in the U.S. Army Alaska Communications System, and received his medical degree from Indiana University in 1954. He was clinical and research director at New Castle State Hospital, before joining the Indiana University Department of Neurology, where he was chair from 1971 to 1994.

Dr.  Dyken was known internationally for his work in stroke; he first published in 1956, was editor-in-chief of the journal Stroke, and participated in every North American trial of antiplatelet drugs, as one of the first to consider aspirin for the prevention of stroke in women.

Among his many accolades, he was the Sir Thomas Willis Lecturer, also receiving the Distinguished Achievement, and Gold Heart Award from the American Heart Association (its highest honor).

He was preceded in death by his parents, Mark L. and Thelma (Achenbach); and his brother, Dr. Paul Dyken. Dr. Dyken is survived by his wife of nearly 70 years, Beverly (All) Dyken; his children, Betsy Sheldon, Mark Eric Dyken (Debbie), Julie Dyken (Ron), Amy Dyken (Bert), Andrew Dyken (Marrianne), and Greg Dyken (Tina); and many grandchildren and great-grandchildren.

Memorial donations may be made to IU Foundation; Class of 1954 Scholarship Fund. Please mail checks to IU School of Medicine, c/o IU Foundation, PO Box 7072, Indianapolis, IN 46207-7072.

To order memorial trees or send flowers to the family in memory of Mark L. Dyken, M.D., please visit our flower store.

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