The collision occurred on Thursday, December 15th.
Gardaí are renewing their appeal for witnesses to a fatal road crash in Westmeath last month.
A car and an articulated lorry collided at around 12.30pm on the N4 in Rathowen on Thursday, December 15th.
The driver of the car, a man in his 70s, was taken to Midlands Regional Hospital Mullingar, where he later passed away.
Anyone with any information, particularly those with camera or dashcam footage, are being asked to get in touch with Mullingar Garda Station.