Dymphna is a Christian saint honoured in Catholic and Eastern Orthodox traditions. According to tradition, she lived in the 7th century and was martyred by her father.

Geel is a city and municipality located in the Belgian province of Antwerp, which acquired city status in the 1980s. It comprises Central-Geel which is constituted of 4 old parishes a/o towns: Sint-Amand, Sint-Dimpna, Holven and Elsum. Further on around the center are the parish-towns of Ten Aard (N), Bel (E), Winkelomheide (SE), Stelen, Oosterlo and Zammel (S), Punt (SW) and Larum (W). In 2021, Geel had a total population of 40,781. The total area is 109.85 km2 (42 sq mi). Geel’s patron saint, the Irish Saint Dymphna, inspired the town’s pioneering de-institutionalized method of care for the mentally ill.