George Boyce, 41, of Gleniffer View, Neilston, was fatally stabbed at the Sandylands holiday park in Saltcoats on June 5.
Emergency services arrived at the park on James Miller Crescent around 11.35pm and treated the man on site, but he was pronounced dead by paramedics shortly after their arrival.
Following the incident, officers cordoned off sections of the holiday park and combed the area for evidence.
A 28-year-old man has been arrested and detained in connection with the incident.
He is due to appear in Kilmarnock Sheriff Court.