A 19-year-old man has been charged with aggravated burglary, making threats to kill and possession of an offensive weapon.
The charges are in connection with the attack at a caravan park in Whitechurch Road, Ballywalter, at about 0330 BST on Saturday.
A 20-year-old man and a woman, 19, were attacked with a baseball bat.
The accused is due to appear before Newtownards Magistrates Court on Monday.
