Police are trying to identify the victim of an assault in central Christchurch and are asking anyone who saw it to come forward.

The assault was reported at about 1.20am on Saturday 8 August, on the corner of Hereford Street and Shands Lane.

Police want to speak with the victim and make sure they have had medical treatment, a police spokesperson said.

Witnesses or anyone who can help identify the victim can contact police on 105, or online at 105.police.govt.nz, quoting file number 260814/6195.

Information can also be given anonymously to Crime Stoppers on 0800 555 111.