There were two children under the age of six in the house at the time of the attack and were uninjured. Cork home in the early hours of this morning has been named as Mikolaj Wilk.
Wilk, who is also known locally as Nick, was taken to the Cork University Hospital but was pronounced dead at 5:30 AM.
The 35-year-old Polish man was found with serious injuries when Gardaí arrived at The Bridge House, Maglin, Ballincollig between 3.15am and 3.30am yesterday morning.
The woman who was assaulted at the scene is now being treated for her injuries.
A post-mortem examination is scheduled to take place later on Sunday.
Police believe the armed gang abandoned their vehicle, setting fire to it following the attack on Wilk and his partner.
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Shortly after the attack, a burnt out auto was found abandoned a few miles away from the house in Ballincollig, County Cork, Ireland.
Gardai, who have launched a murder inquiry, responded to the incident at 3.17am on Sunday.
A fundraising page has been opened to help the family following the attack and murder of Wilk.
RTÉ reports that Mr Wilk, who was originally from Poland, had lived in Ballincollig for several years and ran a garden maintenance business.
Gardai are appealing for witnesses or anyone with information to contact them at Gurranabraher on 021 4946200, the Garda Confidential Line on 1800 666 111 or any Garda station.