Kalonymus ben Todros was a Provencal rabbi who flourished at Narbonne

Narbonne

Narbonne is a commune in southern France in the Languedoc-Roussillon region. It lies from Paris in the Aude department, of which it is a sub-prefecture. Once a prosperous port, it is now located about from the shores of the Mediterranean Sea...

 in the second half of the twelfth century. He bore the title Nasi

Nasi

Nāśī’ is a Hebrew title meaning prince in Biblical Hebrew, Prince in Mishnaic Hebrew, or president in Modern Hebrew.-Genesis and Ancient Israel:...

, and was the leader of the community when Benjamin of Tudela

Benjamin of Tudela

Benjamin of Tudela was a medieval Jewish traveler who visited Europe, Asia, and Africa in the 12th century. His vivid descriptions of western Asia preceded those of Marco Polo by a hundred years...

 visited Narbonne in 1165. He and his cousin Levi ben Moses were jointly leaders at a later time. From certain letters of Sheshet Benveniste

Sheshet Benveniste

Sheshet ben Isaac ben Joseph Benveniste was a French Jewish physician and writer. Like Isaac Benveniste, who is supposed to have been his father, he was styled "Nasi" .- Biography :...

 to Kalonymus, it seems probable that the latter died in 1194. The letters are contained in a manuscript of the historian Joseph ha-Kohen

Joseph ha-Kohen

Joseph ben Joshua ben Meïr ha-Kohen was a historian and physician of the sixteenth century.-Life:...

. Henri Gross believes that Kalonymus is identical with "Clarimoscus filius Tauroscii," mentioned in a deed of conveyance of 1195 reproduced by Gustave Saige.