December 30, 1691
Robert Boyle FRS (25 January 1627 – 31 December 1691) was an Anglo-Irish natural philosopher, chemist, physicist, alchemist and inventor.
December 31, 1602
Sylvester O’Halloran (31 December 1728 – 11 August 1807) was an Irish surgeon with an abiding interest in Gaelic poetry and history.