Corin \c(o)-rin\ as a girl's name (also used as boy's name Corin), is pronounced kor-REEN. It is of Latin origin, and the meaning of Corin is "spear". French form of Quirinus, which is probably from Sabine word "quiris" meaning "spear". Quirinus was a Sabine and Roman god who was later identified with Mars. The name was also borne by several early saints. As a girl's name, it is also used as a variant of Corinne. The -een spellings are Irish endings.
For more information, see also the related name Corinna.