Two NHS workers finished their shifts to find their cars had been damaged in the car park at Royal Preston Hospital last night (Tuesday).
Police have confirmed they received two separate reports of vehicle damage overnight on the car park in Sharoe Green Lane.
One of the cars belongs to a nurse, who had been working a 12 hour shift at the hospital.
The other belongs to a hospital porter.
Read more: Crime news from Blog Preston
A Facebook fundraising page has been set up to help with the cost of repairs.
If you have any information relating to the damage, please contact the police on 101 or Crimestoppers on 0800 555 111.