Aegidienkloster, Romanesque church complex in Brunswick, Germany

Aegidienkloster is a church complex in Brunswick with monastic buildings, a cloister, and a sanctuary built from regional limestone in medieval times. The entire compound displays Romanesque construction with stone vaults and open courtyards that structure the visitor's path.

Gertrud the Younger of Brunswick, a margravine of the Brunonid line, founded the Benedictine monastery in 1115 on the Köpfeberg southwest of the village of Bruneswiek; it was first dedicated to Mary and later to Saint Giles. Emperor Lothair III took it under his protection in 1134, and Pope Alexander III confirmed its possessions in 1179. After the monks left in 1528 the monastery was dissolved in 1543, and from 1615 a Lutheran convent of women from St. Leonhard moved in as the Aegidienstift.

The cloister displays medieval craftsmanship through its stonework and vaulting that still shapes how people move through the space today. Walking along these passages reveals the quality of local artisan work that endures visibly after centuries.

The buildings now serve as exhibition spaces and venues for cultural events where changing displays show regional history and art. Comfortable shoes are recommended since visiting involves walking through courtyards and the cloister on foot.

The monastery held a relic of the Blood of Christ, and its monks founded the Benedictine houses of Lübeck and later Wismar. Its library and archives produced chronicles and documents of episcopal and papal importance, dispersed to libraries, museums and archives after the dissolution.