A further 65 people have died within 28 days of testing positive for coronavirus and another 12,872 have tested positive for the respiratory disease.
The latest deaths bring the UK total to 42,825.
Sunday's deaths are also down on the 85 reported on Saturday, but fatalities recorded at the weekend are often lower due to a lag in processing them.
Separate figures published by the UK’s statistics agencies show there have now been 58,000 deaths registered in the UK where Covid-19 was mentioned on the death certificate.
A further 32 people who tested positive for coronavirus have died in hospital in England, bringing the total number of confirmed deaths reported in hospitals to 30,471, NHS England said on Sunday.
Patients were aged between 54 and 100 years old. All but one patient, aged 65, had known underlying health conditions.
The deaths were between March 28 and October 10. Most were on or after October 8.
Seven other deaths were reported with no positive Covid-19 test result.
A further 956 coronavirus cases were reported in Scotland and no deaths.
In Wales, a further 467 Covid-19 cases were reported and no deaths.
As of Sunday, a further 1,066 new coronavirus cases were recorded in Northern Ireland and one death was confirmed.
The article will be updated with the relevant figures for Scotland and Wales when they are published.