A man and a woman have suffered facial injuries after being attacked with a bottle.
The separate incidents happened at the same location in the Glengormley area but were reported 35 minutes apart, police say.
In a statement issued on Sunday afternoon, the PSNI said both victims had to be treated at hospital for their injuries.
Read more: Staff member 'stabbed in hand' after man enters Antrim Road pharmacy on Saturday evening
They added that detectives are appealing for witnesses and information “following a report of an assault in the Glengormley area in the early hours of this morning (Sunday 6th March)”.
Detective Sergeant Macaulay said: “A report was received at around 1.45am that a female had been attacked with a glass bottle outside licensed premises at Antrim Road.
“The woman sustained facial injuries, and was taken to hospital for treatment.
“At around 2.20am, a second report was received of a male having been assaulted in the same location, also with a glass bottle.
“He sustained injuries to his cheek and eye, and was also taken to hospital for treatment.
“Enquiries are ongoing, and we are keen to hear from anyone who was in the area at the time, or who may have any information which could assist, to contact us on 101, quoting reference number 178 of 06/03/22.”
The police added that people can also submit a report online using the non-emergency reporting form via www.psni.police.uk/makeareport/ or contact Crimestoppers anonymously on 0800 555 111 or online at http://crimestoppers-uk.org/.
Read more: Orange Order leader tells unionists they can be confident about future of Northern Ireland
To get the latest breaking news straight to your inbox, sign up to our free newsletter.