. . "Louis I, Duke of Bavaria"@en . . . . . . . . . "2"^^ . . . . . "1214"^^ . . . . . "1231-09-15"^^ . "Duke Louis I of Bavaria () (Kelheim, 23 December 1173 \u2013 15 September 1231 in Kelheim) was the Duke of Bavaria in 1183 and Count Palatine of the Rhine in 1214. He was a son of Otto I and his wife Agnes of Loon. Louis was married to Ludmilla, a daughter of Duke Frederick of Bohemia."@en . . "Duke Louis I of Bavaria"@en . . . . . . . . . . . . . "1173-12-23"^^ . "1183"^^ . . "Duke Louis I of Bavaria () (Kelheim, 23 December 1173 \u2013 15 September 1231 in Kelheim) was the Duke of Bavaria in 1183 and Count Palatine of the Rhine in 1214. He was a son of Otto I and his wife Agnes of Loon. Louis was married to Ludmilla, a daughter of Duke Frederick of Bohemia."@en .