The reported assaults, which are being treated as “grave and criminal” by Police, were said to have happened around 00:05 in the area of Conway Street and Bond Street, St. Helier, on Sunday.
Two women and a man in their mid-20s to 30s – all believed to know each other – were reportedly involved in an “altercation”.
Pictured: The area in which the alleged assault occurred.
It was during this alleged scuffle, Police said, that one of the women and the man received injuries to their faces.
A 34-year-old woman was subsequently arrested on suspicion of grave and criminal assault, and Police are now seeking more information about what happened.
They urge anyone who knows the group involved or who saw the altercation to get in contact by calling 612612 or making an anonymous report via the Crimestoppers website.