Titia Maria Thun was born in Marburg, in central Germany. She studied German literature and history of art at Jena University. She has been involved in calculating data and writing for the Maria Thun Biodynamic Calendar for a number of years. In 2020, she and her brother, Friedrich, took over the creation of the calendar and the management of the family farm from their late father, Matthias. Titia is the granddaughter of biodynamic pioneer Maria Thun. She lives in Dexbach, Germany.