- Feb 21 Thomas, the first known Bishop of Finland, is granted resignation after having confessed to torture and forgery
- Apr 16 Franciscan envoys Giovanni da Pian del Carpine and Benedict to Pole depart Lyon on first Catholic mission to the Mongols. Carpine returns 1247 as first European with account of a Mongolian court
- Jun 28 1st Council of Lyon (13th ecumenical council) opens
- Jul 17 Pope bans Emperor Frederick II Hohenstaufen for 3rd time
Gregory I
Gregory XIII
Julius II
Julius III
Leo X
Pius V