The attack took place close to Templemore Sports Complex.
Detectives are appealing for information following a report of an assault at the Templemore Road area of Derry yesterday.
Detective Sergeant Ballentine said: “Shortly after 8:30pm, it was reported that a man in his thirties was assaulted by an unknown male outside a sports complex in the area. He was taken to hospital for injuries received following the incident.
“The suspect is described as being aged in his 30s, with auburn hair and was wearing a black coloured tracksuit top with white stripes down the sleeves.
“Enquiries are continuing and we would appeal to anyone who witnessed the incident, to contact detectives on 101 quoting reference number 2155 09/08/20.
"You can also submit a report online using our non-emergency reporting form via http://www.psni.police.uk/ makeareport/.
"Alternatively, information can also be provided to the independent charity Crimestoppers on 0800 555 111 which is 100% anonymous and gives people the power to speak up and stop crime.”
If you have a story or want to send a photo or video to us please contact the Derry Now editorial team on 028 7129 6600 for Derry City stories Or 028 7774 3970 for County Derry stories. Or you can email email@example.com or firstname.lastname@example.org at any time.
Subscribe or register today to discover more from Derrynow.com
Buy the e-paper of the Derry News and the County Derry Post here for instant access to Derry's premier news titles.
Keep up with the latest news from Derry with our daily newsletter featuring the most important stories of the day delivered to your inbox every evening at 5pm.