The news was first announced in data released on Saturday, January 9. Meanwhile, 201 new cases of the coronavirus have been confirmed in Hull and East Yorkshire in the past 24 hours.
One of the deaths occurred on January 8 and two on January 7.
The latest government figures also revealed that there were now a total of 27,288 Covid-19 cases in Hull and East Yorkshire as of Saturday, January 9.
East Riding of Yorkshire recorded 86 positive tests in the past 24 hours, bringing the total in the region to 13,231 – up from 13,145 yesterday.
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The cumulative infection rate since the start of the pandemic now stands at 3,878.1 per 100,000 inhabitants.
In Hull, there are now 14,057 cases of coronavirus in the city after an increase of 115 new cases in the past 24 hours. The cumulative infection rate in the city now stands at 5,411.2.
And according to figures from NHS England, a total of 521 people have lost their lives to Covid-19 between Hull Royal Infirmary and Castle Hill Hospital, an increase of three from data released the day before.
Meanwhile, the total number of laboratory-confirmed coronavirus cases in the UK has now exceeded three million since the start of the epidemic, according to the government scorecard.
The Government also reported that 1,035 more people died within 28 days of testing positive for Covid-19 on Saturday.
This brings the UK total to 80,868.
Separate figures released by UK statistical agencies for deaths for which Covid-19 was mentioned on the death certificate, as well as additional data on deaths in recent days, show there have now been 95,000 deaths involving Covid-19 in the UK.