His younger brother Lieutenant-Colonel Thomas Probyn Berridge (1818-1902) was also active in business and politics on St Kitts while his elder sister Elizabeth Berridge (1800-1857) married Thomas de Burgh O'Maley (1779-1838), an Army surgeon who practised as a GP on the island and was a member of the Legislative Council.
Taken to England in 1811, he was educated at Charterhouse School and then at Trinity Hall, Cambridge [REF].