Nathanael ben Nehemiah Caspi was a Provençal

Provence

Provence ; Provençal: Provença in classical norm or Prouvènço in Mistralian norm) is a region of south eastern France on the Mediterranean adjacent to Italy. It is part of the administrative région of Provence-Alpes-Côte d'Azur...

 scholar. He lived at the end of the fourteenth century and at the beginning of the fifteenth. He was a disciple of Frat Maimon

Frat Maimon

Frat Maimon was a Jewish Provençal scholar. He flourished in the second half of the fourteenth century...

, under whose direction he composed in 1424 his first work, a commentary on the Cuzari of Judah ha-Levi. This commentary, still extant in manuscript (Bibliothèque Nationale, Paris, MS. No. 677, and elsewhere), is based upon the Hebrew translation of the Cuzari made by Judah ben Isaac Cardinal

Judah ben Isaac Cardinal

Judah ben Isaac Cardinal was a translator who lived at the end of the twelfth century and the beginning of the thirteenth, probably in southern France....

.

Caspi was also the author of the following works:

1. A commentary on the Ruach Chen, which treats of the terminology of Maimonides
   Maimonides
   Moses ben-Maimon, called Maimonides and also known as Mūsā ibn Maymūn in Arabic, or Rambam , was a preeminent medieval Jewish philosopher and one of the greatest Torah scholars and physicians of the Middle Ages...
   
    (ibid. No. 678, 3; Parma, No. 395);
2. A commentary on Maimonides' Shemoneh Peraqim (Paris, No. 678; Parma, No. 395); and
3. Liqqutot, a collection of glosses on the Pentateuch (Munich MS. No. 252). These glosses are based upon those of Joseph ben Nathan Official
   Joseph ben Nathan Official
   Joseph ben Nathan Official was a French-Jewish controversialist. He lived, probably at Sens, in the thirteenth century. He was a descendant of Kalonymus ben Todros, the nasi of Narbonne...
   
   . Many rabbis of eastern France are cited in these glosses, and many French words and sentences may be found in them.