He was pensioner William Mehaffey, from Donemana, Co Tyrone.
Mr Mehaffey was driving a blue New Holland tractor when the accident happened on the Dunnyboe Road, Donemana, at around 12.30 pm on Boxing Day, December 26.
The PSNI say no other vehicles were involved in the accident.
The Dunnyboe Road was closed while an investigation was carried out but it since been reopened.
Police have appealed for anyone who saw the incident or was on the Dunnyboe Road at the time to contact them on 0845 600 8000.