Four COVID-19 patients died on Sunday, bringing up Malta's death toll linked to the pandemic to 137.
The Health Ministry said in a statement on Monday that a 74-year-old man, who tested positive on November 16, died at Mater Dei Hospital.
A 75-year-old woman who was swabbed at the end of the month, and a 90-year-old woman who tested positive on November 13 also died at Mater Dei on Sunday.
A 94-year-old man died at St Vincent de Paule after testing positive to the virus on November 21.
The health ministry extended its condolences and called on people to follow COVID-19 mitigation measures.