The incident occurred on Saturday morning.
An Garda Síochána has launched a witness appeal after one of its members was seriously assaulted in Dublin on Saturday (21 January).
In a statement, Gardaí said they responded to a call concerning an incident of dangerous driving at Gulliver’s Retail Park in Ballymun at around 11.30am.
A spokesperson stated that, during the course of an arrest, a member of An Garda Síochána was assaulted.
Meanwhile, a man in his 30s was arrested and brought to Ballymun Garda station where he is currently detained.
The Garda was taken to James Connolly Hospital to be treated for their injuries.
They are understood to be "serious but non-life threatening".
Gardaí are now appealing to anyone who may have witnessed the serious assault to come forward.
Any road users who were in the area between 10.30 am and noon on Saturday, who may have camera footage - including dashcam footage - are asked to make it available to investigating Gardaí.
Those with any information are asked to contact Ballymun Garda station on 01 666 4400, the Garda Confidential Line on 1800 666 111 or any Garda station.
