That brings the total to have died in trust hospitals to 68.
A spokesperson for ULHT said: “Sadly we can confirm that four further patients who were being cared for in our hospitals, and had tested positive for COVID-19, have died. This brings the total number of deaths in ULHT hospitals to 62.
“The patients were three men aged 62, 68 and 84, and one woman aged 75. All had underlying health conditions.
“Their families have been informed and our thoughts and condolences are with them at this difficult and distressing time.”
The Northern Lincolnshire and Goole NHS Foundation Trust - which has hospitals in Grimsby, Scunthorpe and Goole – recorded one more death, bringing its total to 24.