Baby Names Gender-Neutral Names Meaning of the Name Cui Updated May 17, 2026 by Jennifer M. Cui Gender: Neutral Origin: Incan Meaning: Guinea Pig ♥ Add to my Namelist What is the meaning of the name Cui? The name Cui is primarily a gender-neutral name of Incan origin that means Guinea Pig. Names like Cui: Chiku, Chaia, Chisuzu, Cece, Chiaki, Chus, Chiye, Chiaka, Coco, Cookie, Chicha, Cochise, Chaka, Cocohuay, Chiyoye, Cy, Casey, Cheick, Chase, Cahya, Cage, Chick, Chizue, Cash, Ces, Chou, Cache, Chiyeko, Chizuko, Chizu Stats for the Name Cui Cui is currently not in the top 100 on the Baby Names Popularity Charts Cui is currently not ranked in U.S. births