Cathedral of St Louis (Plovdiv) Cathedral of St Louis (Plovdiv) The Cathedral of St Louis (, "katedrala „Sveti Ludvig“") is a Roman Catholic cathedral in the city of Plovdiv, Bulgaria. Co-cathedral of the Diocese of Sofia and Plovdiv together with the Cathedral of St Joseph in Sofia, it is one of the largest and most important Roman Catholic places of worship in the country. It was named after Louis IX of France, commonly known as "Saint Louis". The cathedral was constructed in the 1850s, during the time of vicar Andrea Canova. The first organ in Bulgaria was installed in the cathedral in 1861, later replaced
Plovdiv the Slavic name began to appear as "Papaldiv/n Plo(v)div, Pladiv, Pladin, Plapdiv, Plovdin", which evolved from a Thracian variant "Pulpudeva". As a result, the name has lost any meaning. In British English the Bulgarian variant "Plòvdiv" has become prevalent after World War I. The Crusaders mentioned the city as "Prineople", "Sinople" and "Phinepople". The Ottomans called the city "Filibe", a corruption of "Philip", in a document from 1448. Plovdiv is located on the banks of the Maritsa river, southeast of the Bulgarian capital Sofia. The city is in the southern part of the "Plain of Plovdiv", an alluvial plain that