The deaths of a further three patients who had previously tested positive for Covid-19 have been reported in Northern Ireland.
The Department of Health has also notified another 632 positive cases of the virus in the previous 24-hour period.
On Monday morning, there were 438 Covid-positive patients in hospital in Northern Ireland, of whom three are in intensive care.
In the Republic, there have been another 1,715 positive cases of Covid-19 confirmed by PCR testing.
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In addition, a further 2,049 people registered a positive antigen test through the HSE portal.
On Saturday April 9, 5,277 Covid-19 cases were recorded in Ireland.
As of 8am on Monday, there were 1,081 Covid-19 patients in hospital in the Republic, with 55 in intensive care.