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.
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Beverley Robinson, aged 43, of Moldgreen, died on Sunday as a result of her injuries.
The managers' clash led to a touchline melee that marred Huddersfield's win over Leeds earlier this month.