Catholic Church Șimleu Silvaniei Tags: Religious Building.The Catholic Church (Romanian: Biserica Catolică; Hungarian: Katolikus templom) is a church in Șimleu Silvaniei Romania.The church was built in 1534 by Transylvania’s voivode Báthory István and his wife with the occasion of theirs son’s birth. thumbnail point latitude 47.2328 longitude 22.85 Learn more... Loading...