Police are appealing for independent witnesses after two women were allegedly assaulted by a man in front of their Bridlington home.
The incident is said to have taken place on Queensgate, close to Park View, at 3pm on Friday 27 December last year.
In addition, an altercation is also thought to have taken place between the same man and another man on the road in front of the house before the suspect left shouting.
The two women suffered injuries but did not need hospital treatment.
Contact Humberside Police on 101 quoting crime reference number CW/2017269/13 or Crimestoppers anonymously on 0800 555 111.