The Westmeath singer took a break from the show a couple of years ago.
Mullingar's Niall Horan is set to return as a judge on The Voice US.
It's the third time the Westmeath has appeared on the show.
He coached contestants to back-to-back wins in Seasons 23 and 24.
The former One Direction singer took a break from the show to work on his world tour.
He also revealed recently that he's back in the studio writing a new album.
He will be joined on the panel by Michael Bublé, Reba McIntire and Snoop Dog.
Unmarked Grave Campaign Group Call For Meeting with Taosieach
Court Hears Man Who Killed Father In Laois Hotel Believed He Was Attacking Imposter
Former Detective Demands Higher Gardai Numbers For Community Policing
Aontú Publish New Flood Forecasting Bill
Retired Westmeath Chief Fire Officer Calls For Re-Examining of Beep Test
Laois Actor Settling Roots In West Cork
Local Authorities Will Be Held Accountable On Windfarm Judgement - Eamon Ryan
ODVSS Back NWC Calls To Remove Domestic Abuse Perpetrators From Homes
Fate Of Former Westmeath IPAS Centre In Hands Of OPW - Aengus O'Rourke
Garda ‘Go Safe’ Camera To Be Installed at Midlands Railway Station
Taoiseach Acknowledges Frustration As Laois Refuge Centre Stalls
Westmeath Comedian Shares Journey From Diet Culture To New Stand-Up Show
Offaly IFA Raises Alarm Over Brazilian Beef Imports Row
Westmeath Town To Hold First TEDx Event
Over €20k Raised For Family Of Midlands Nurse After Sudden Passing
Fast Track Citizenship Proposed For Immigrants Serving In Defence Forces
Gardaí Investigating Spate Of Laois Thefts
Westmeath Councillor Wants Short Term Let Planning Exemptions For Self Caterers
Plans For 27-Acre Midlands Soccer Facility Rejected
Laois Senator Rails Against Rent Pressure Zone Legislation