Louis IX (Saint Louis): Regency, Royal Justice and Crusades (1226–1270) · HIGH MIDDLE AGES
Louis IX’s personal piety manifested in a very practical form: the foundation and support of institutions for the poor, the sick and the blind, transforming royal almsgiving into lasting structures.
The Quinze-Vingts (“fifteen twenties” = 300) was a charitable institution founded by Louis IX for blind persons. According to mediaeval tradition, men blinded by soldiers or by justice were gathered here and provided with housing and a modest income.
The foundation created a form of institutional care — not merely episodic almsgiving, but a structured, endowed place. It still exists today (as the Quinze-Vingts National Ophthalmological Hospital in Paris).
The Hôtel-Dieu of Paris, one of the oldest hospitals in the city, was an object of royal attention and donations. Louis IX contributed to its support and to the care of the sick and poor. He is also said to have personally visited the sick there, serving them himself — a gesture documented by his contemporaries.
Royal charity had two registers: