Hannes Fersen, Knight, Lord of Raikküla and Kirna Abt 1575 posthumous - 1641 Parents Hermann Fersen, Lord of Raikküla Anna Tisenhusen Children noble Heta of Ferseeni Siblings Else|Elisabeth|Gerdruta|Kerttu von Fersen noble Anna of Versne Fabian von Fersen, Lord of Raikküla