Seegobin Nunkoo was born in Mauritius. He did his primary schooling at the Osman Peerun Government Primary School. He then joined the Eden College, Rose Hill, and later the Bhujoharry College, Port Louis, where he passed his Cambridge Higher School Certificate, with English and French, along with Economic and Public Affairs and History.

He started his career as a primary school teacher after obtaining the Teachers Training Certificate.

Later he enrolled with the University of London and obtained the LLB degree. He taught Law at the New Eton College until1992, when he decided to join the Bar, which he did after successfully passing the Bar examinations held by the Council of Legal Education.

He has had a varied career as he also served as the Executive Director of the National Housing Development Company, as adviser to the Minister of Health 1987 to 1989, and also as adviser to the Minister of Housing and Lands, 2002 to 2003.

From 1995 to 2005 he practiced at the Bar, except for the span when he served the Ministry of Housing and Lands.

In 2005 he was appointed Commissioner for Drugs Asset Forfeiture and served in that capacity until 2015.

He took office as  Judge of the Supreme Court of Seychelles in 2016.