Today, Walhorn is part of the municipality of Lontzen in the German-speaking region of Eastern Belgium. Names Walhorn, Wallonia Prov., Belgium Surnames Heidt (Kutter) Source(s) - Walhorn (German Wikipedia)- Walhorn (Meyer's Gazetteer)- Walhorn (Wikipedia) St. Stephen's Church in Walhorn. Source: Wikipedia Commons. Organ in the St. Stephen's Church, built in 1859. Source: Thomas Hummel via Wikipedia Commons. 50.67461, 6.045581 Volga Colonies Kutter Sewald Streckerau