Colombus, Realdus, b. [446], [450].

Columna, Fabius, b. [381].

Commandinus, a. [316].

Comparetti, b. [79].

Condamine, a. [453].

Constantine of Africa, b. [367].

Conti, Abbé de, a. [360].

Conybeare, b. [519], [525].

Copernicus, a. [257].

Cosmas Indicopleustes, a. [196].