The Athlone man first played for Leinster in 2016.
Athlone's Robbie Henshaw has signed a two-year contract extension with Leinster and the IRFU.
The 31-year-old centre first played for Leinster in 2016 and has since scored 20 tries in 93 games.
At international level, Henshaw has 77 Ireland caps and has also featured for the British and Irish Lions.
The new deal will see Henshaw remain at Leinster until the 2027-28 season.
Henshaw says his priority was to stay in Ireland:
Westmeath Ladies Finish League Campaign With Victory Over Cavan
Shane Lowry Lands Hole In One At Houston Open
Laois Defeat Kerry To Win Division Two Hurling League Final
Cork City Prove Too Strong For Athlone Town
Offaly Hurlers Named In Fitzgibbon Cup Team Of The Year
Buccaneers Host Sligo In AIL
Westmeath Claim Opening Round Win In Leinster Minor Football Championship
Penalty Shootout Heartache Breaks Irish Hearts In Prague
Kerry A Big And Strong Challenge For Laois - Enda Lyons
Ireland In Czechia For Crucial World Cup Play Off
NHL: Division Two Title The Goal For Laois This Weekend
Athlone Town On The Road In Women's Premier Division
Shane Lowry Begins Houston Open Hunt This Afternoon
Laois Begin U20 Leinster Football Championship With Defeat
Scheffler Drops Out As Lowry Searches For Form
Westmeath U20s Opener Postponed
Jack Carty Asked To Remain At Connacht Coaching
Laois And Offaly Open Minor Championship In Defeat
Offaly Managers Point To 'Unprecedented" Injuries In Seventh Straight Loss