Italian 14th century composer and singer, born c.1350, died c.1413.
Also noted as Zacar, Zacara, Zaccara, Zacharie, Zachara.
Please do not confuse with
Zacar (alias of
Ciro Dammicco), the writer of title track of album
Soleado (1974), which then became a hit in many languages titled as When A Child Is Born / On Ne Vit Pas Sans Se Dire Adieu / Tränen Lügen Nicht, et al.