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: