A sixth Australian has died from coronavirus.

The 86-year-old man was being treated in a Sydney hospital before he succumbed to the disease on Tuesday night.

Of the national death toll, five people were from New South Wales and one from Western Australia.

The latest death was confirmed in a statement from NSW Health on Wednesday afternoon.

“Our condolences are with his family and friends at this time,” the health authority said.

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Play Video Scott Morrison addressed the nation this morning with a warning to not travel indefinitely. Scott Morrison addressed the nation this morning with a warning to not travel indefinitely.

The other deaths are two women, aged 90 and 95, and an 82-year-old man, all from the Dorothy Henderson Lodge aged care facility in Macquarie Park, a 77-year-old woman from NSW and a 78-year-old man from Perth.

The latter, James Kwan, had been aboard the Diamond Princess cruise ship, which was stranded off the coast of Japan for several days.

News of the sixth Australian death comes as NSW announced a further 57 cases of COVID-19, bringing the total to 267.

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NSW has by far the most number of reported cases, the next highest being Victoria with 121.

Chief Health Officer Dr Kerry Chant said the spike in cases on Wednesday lined up with higher rates of testing.

More than 35,000 tests have been carried out in New South Wales.