Globally, সু (সু 
) is a rare unisex first name. The forename সু is characteristic of Southern Asia, particularly Bangladesh, where it is a rare unisex name.
| VARIANT | COUNTRY |
|---|---|
| সু | Bangladesh |
Su, Sue, Susan, Susana, Susann, Susanna, Susannah, Susanne, Susi, Susie, Susy, Suzan, Suzannah, Suzanne, Suzette, Suzi, Suzie, Zsuzsa, Zsuzsanna, Zuzana, Zuzanna, Śu, Жужа, Жужана, Жужанна, Зузана, Зузанна, Сузан, Сузана, Сузет, Сусана, Сусанна, Сью, Сьюзан, Сьюзанн, Сьюзен, Сьюзи, Сюзана, Сюзанн, Сюзанна, Сюзетт, Сюзи, סוזאן, סוזאנה, סוזן, סוסאן, סוסן, סוסנה, جوجا, زوزانا,
সু is also a popular name for the fictitious and mythical characters: Invisible Woman , the fictional character in Marvel Comics, Fantastic Four; Suu , the main character of the manga series Monster Musume; Sue Sylvester , the fictional character from the television series Glee; Sue Snell , the character in the novel Carrie by Stephen King and Sue Dibny , the DC Comics character, and in many other works.