EntityQ63399· pop 22· linked from 61 articlesLouis IVSign in to saveLandgrave of ThuringiaListeners · Last.fmListeners555Total plays1,557 <a href="https://www.last.fm/music/Louis+IV">Read more on Last.fm</a>via Last.fm · Louis IVConnectionsWartburgEntitylist of rulers of ThuringiaEntityCategories1200 births1227 deaths13th-century Christian saints13th-century counts in Europe13th-century regentsChristians of the Sixth CrusadeGerman Roman Catholic saintsLandgraves of ThuringiaLudovingiansPeople from WartburgkreisRegents in the Holy Roman EmpireRoman Catholic royal saints