St. William of Eskilsoe was born in Paris in 1125. He became a priest and was known for leading an austere and holy life. St. William helped reform the liturgical devotion of Danish monasteries. He decided to stay at Eskilsoe and became its abbot. He founded the abbey of St. Thomas in Aebelholt, Zeeland, Denmark. His correspondence still survives today and is a source of Danish history for that time period. St. William died April 6, 1203.