Sree Chaitanya Mahaprabhu appeared at Sreedham Mayarpur in the town of Nadia, just after sunset on the evening of the 23rd Falgun, 1407 Advent of Sakabda answering to the 18th February, 1486 of the Christian era. The moon was eclipsed at the time of His birth and people of Nadia were then engaged, as usual on such occasions, in bathing in the Bhagirathi with loud cheers of ‘Haribol’.
His father Sree Jagannath Misra was a brahmin of the Vedic order, and His mother Srimati Sachi Devi was a model good woman, both descended from Brahmin stocks originally residing in Sylhet.
Sree Mahaprabhu was a beautiful Child and the ladies of the town came to see Him with presents. His mother’s father. Pandit Sree Nilambar Chakravarti, a renowned astrologer, foretold that the Child -would be a great Personage in time ; and he therefore, gave Him the name Sree ‘Visvambhar’.
Source: www.sreecgmath.org