Catherine of Lorraine consort countess of Fribourg (d. 1316) Parents Frederick III, Duke of Lorraine Margaret of Navarre, Duchess of Lorraine Children Friedrich of Freiburg Siblings Theobald II, Duke of Lorraine Frederick of Lorraine, Bishop of Orléans Jean de Lorraine, Comte de Toul Agnes of Lorraine Matthias de Lorraine Isabelle of Lorraine Partners Conrad de Fribourg