Hydrocele of the canal of Nuck is an uncomon and infrequently reported finding in women. A 24-year-old female presented with a painless left groin swelling which was soft, cystic, non-tender with 7.5 cm x 5 cm in measurement. It was more prominent in standing. Ultrasonography revealed an encysted echofree lesion in the left inguinal canal. On surgery, a cyst was found containing clear fluid in the inguinal canal which was dissected out and wound was closed in layers. The patient is doing well till date. Here one such case with diagnosis of hydrocele of the canal of Nuck is reported.