A picture of Daniel Walsh, who died in Grantham, has been released by police.
Police were called to Edinburgh Road just after midnight on Sunday after a "violent incident."
Police have charged two men with murder after the death of the 30-year-old.
More top news
The bestselling author has just become one of 90 people to be honoured as part of a portrait to mark the Queen's birthday.
International Great Britain triathlete Eleanor Penrose was taken to an A&E department twice in the space of 24 hours in August 2015.
Masked men stole a quantity of jewellery, cash and electrical items before driving away in a car belonging to an occupant of the property.