Ruth Edith Hagengruber is a German philosopher and a professor of Philosophy at the University of Paderborn.

Hagengruber&s research is dedicated to the rediscovery of women&s contributions to the history of philosophy. Before she founded the Center for the History of Women Philosophers and Scientists, her main research focused on the history of economic ideas, with a special interest on circular and universality based economics as an approach to integrative economic ethics. She has published on value theory in feminist economics and reflects on technical design from a feminist and inclusive point of view, such as autonomous driving, a different approach to labor, and a profound recognition of creative skills.

Hagengruber is a founder and director of the Center for the History of Women Philosophers and Scientists and a founder of the research area EcoTechGender. She founded and co-edits the Journal for the History of Women Philosophers at Brill&s and the series Womens Philosophical heritage with De Gruyter.