Keywords: Ut Queant Laxis MT.png Ut queant laxis or Hymnus in Ioannem is a Latin hymn in honour of John the Baptist written in Horatian Sapphics and traditionally attributed to Paulus Diaconus the eighth century Lombard historian Self made by Matthew Thibeault after Guido of Arezzo Public Domain 1000 year old tune PD-old-100 Original upload log en wikipedia Ut+Queant+Laxis+MT png 2008-11-02 02 29 Matthewt73 983×752× 43137 bytes Author Matthew Thibeault Source Public Domain 1000 year old tune Sheet music examples Latin language Saint John the Baptist Hymns Paulus Diaconus Guido of Arezzo Solfege |