Ernest Frederick, Margrave of Baden-Durlach

Ernest Frederick of Baden-Durlach (born 17 October 1560 in Durlach – died 14 April 1604 in Remchingen) ruled the northern part of the Margraviate of Baden-Durlach. He came to power when he came of age in 1584. He founded the first Gymnasium Illustre in the margraviate. Ernst Friedrich, who had a strict Lutheran upbringing, started a reconciliation between Lutheranism and Calvinism with the publication of the Staffort Book in 1599 His occupation of Upper Baden caused serious conflicts – even with the Emperor – the consequences of which damaged Lower Baden and ultimately also led to losses of territory.