Police have named the two people who died following the collision on the A46 at Nettleham as Paul Payne of Plough Hill Caistor and Sara Horsley of Lincoln Road, Dunholme.
Emergency services were called to the A46 at Nettleham, near the Brown Cow pub, just after 7.10pm last night (Thursday) after a blue Vauxhall Astra collided with a purple Citroen Xsara
Four people were injured and taken to Lincoln County Hospital.
One of the vehicles had caught fire and was extinguished by Fire and Rescue.
Paul Payne, aged 42, driver of the Citroen Xsara, died later at Lincoln County Hospital.
Sara Horsley, 47, who was a passenger in the Astra, died a short time later at County Hospital.
The driver of the Astra was one of those injured and is currently at Lincoln County Hospital. Another passenger from the Astra, believed to be a local woman was injured and is currently at Lincoln County Hospital.
The road was re-opened about 11pm.
Police are appealing for witnesses to the collision itself or anyone who was in the area and saw either the blue Vauxhall Astra or the purple Citroen Xsara before the collision to contact the witness hotline on: (01522) 558855.
These two fatalities bring to eight the number of people killed so far this year on Lincolnshire’s roads compared with four at the same time last year.