The dashboard shows 1,109 people had died in the area by April 6 (Wednesday) – up from 1,073 on Tuesday.
They were among 14,951 deaths recorded across Yorkshire.
The figures include anyone who died within 28 days of a positive test result for Covid-19, and whose usual residence was in Doncaster.
Due to a processing error, 2,714 people who died in 2022 across England were added retrospectively to the dashboard on April 6.