Three years later, in 2005, Ferch and Steinle married during the world's biggest sailing ship unification event, "Sail 2005". The ceremony took place in the captain's lounge of the three-mast sailing ship Dar Młodzieży in Bremerhaven. A church wedding followed ten days later in Munster "St. Maria Ascension" in Dießen, Bavarian Ammersee. On 10 November 2008 Marie-Jeanette and Heino Ferch became parents to a daughter named Ava Vittoria Mercedès. The couple also became parents to a boy, Gustav Theo Cian on 4 November 2013.