Katharine Hoyenga

Katharine Irene Hoyenga
April 11, 2026

Katharine Irene Hoyenga passed away peacefully at home on April 11, 2026. She was born in Whitehall, Montana on November 11, 1941, to Louis and Hillis Lepp. Katharine carried with her throughout life a deep curiosity about the human mind and a passion for understanding others.

Katharine earned her Ph.D. in Psychology and went on to become a respected college professor, where she inspired countless students with her insight, dedication, and thoughtful teaching. Katharine was known to be an amazing woman. Beyond the classroom, she was a renowned author, contributing several well-known books to the field of psychology. Her work left a lasting impact on both her academic peers and readers seeking to better understand themselves and others.

Katharine is survived by her son, Wayne Hoyenga, who was a central source of pride and love in her life.

Outside of her professional achievements, Katharine found simple and profound joy in the companionship of her beloved cats, whom she cherished deeply. Katharine would joke and say that she was the "crazy cat lady". They brought her comfort, laughter, and unwavering companionship. Katharine had a love for Corvettes Katharine fulfilled her greatest wish/desire when she was able to get her own 500HP corvette. Her license plate read "INDY4K". Everyone called her Kay, the "4K" part of it referred to herself. The "INDY" did not refer to Indianapolis it stands for "I'm Not Dead Yet". Katherine and her late husband Kermit were members of an RV club, and they loved to travel all around the country.

Katharine will be remembered for her intellect, her contributions to psychology, and the quiet warmth she shared with those closest to her. Her legacy lives on through her work, her students, and her family.