36 year-old William Moorehouse was found injured in a playground in Ballywaltrim in Bray on Sunday evening and was pronounced dead a short time later.
A man in his 30s, arrested as part of the investigation has been released without charge.
Seven people have been arrested in connection with his death - all have now been released without charge.
Wicklow Beaches To Host Kids Sea Safari Workshops In August
* Limited Spaces Remain *
Wildfire Battle Continues in France & Spain with Thousands of Holidays Cut Short
The most recent fires in the Wicklow Mountains are also the most significant of this summer, lasting over 10 days.
Wicklow Businesses Are Staying Competitive with Skills Training
Almost all businesses taking part in training were small and medium-sized enterprises.
Joy Unconfined As Wicklow Town's Shrine To Mayo Bears Fruit At Long Last!
May-O, May-O Maaaaayyyyyyyyyooooooo ....... ''Sam Maguire is coming home to Mayo'', and for one Rathdrum based homeowner, it's manna from heaven!
Wicklow Households Among 1.7 Million Impacted By Uisce Éireann's Bank Holiday Repair Plan
Wicklow customers are encouraged to sign up for text alerts ahead of the bank holiday weekend to receive real-time updates specific to their area during the repair operation.
8:00pm - 10:00pm
Love Songs on the Coast
Light rain
High: 22°C | Low: 12°C
Light rain
High: 22°C | Low: 12°C
Light rain
High: 23°C | Low: 10°C
Light rain
High: 22°C | Low: 10°C
Light rain
High: 23°C | Low: 10°C