Gardai have launched a murder investigation after the body of a man in his 60s was found close to a forest track on Ballinascorney Hill, near the Ballinascorney Rd Upper, Brittas, early on Friday morning.
A post-mortem investigation revealed that the man died a violent death.
Gardai are asking anyone with information to contact Tallaght Garda station on 01-666000 or the Garda Confidential on 1800-666-111.