Hamilton grew up in Greyabbey in County Down, Northern Ireland, and was educated at Regent House School, Newtownards.
[1] She earned a master's degree in Politics and French from the University of Dundee.
[2][3] She is married to fellow television and radio presenter Connor Phillips.
[4][5] Hamilton gave birth to their son, Fionn, on 21 January 2021.
[6] Hamilton and Phillips are patrons of the Northern Ireland Council for Integrated Education (NICIE)[5] and, as part of their role, they officially opened Corran Integrated Primary School in Larne, County Antrim, in November 2019.