Two men aged 43 and 25, and two men aged 21 have been charged in relation to alleged assault after a report of a disturbance in the Gordon Park area.
The incident occurred at around 2am on Saturday, September 15.
The men have been reported to the Procurator Fiscal and are expected to appear at court at a later date.
A 15-year-old male has also been charged in relation to an alleged assault and will be reported to the Youth Justice Management Unit.
Ellon Sergeant Andy Sawers said: “Whilst this is unusual for the Ellon area, the incident has been dealt with quickly and robustly by local officers. We are particularly grateful for the support of the community while our enquiries continue.”