Broadcaster TV3 has confirmed that Vincent Browne will be stepping down as presenter of the 'Tonight' programme from the end of July.
He has been presenting the late night current affairs show for the past 10 years.
TV3 say his decision to step down is due to personal reasons.
In a statement, the station says: "Vincent Browne is recognised as one of Ireland’s most renowned and respected journalists and is known for his no-nonsense style of interviewing and his ability to give viewers a voice during turbulent economic and political unrest."
The 'Tonight with Vincent Browne' title card | Image: TV3
Bill Malone, director of programming at TV3, said: "Vincent has made an extraordinary contribution to Irish journalism and to Irish broadcasting.
"As the presenter of the Tonight Show, Vincent encapsulated the mood of the nation during unprecedented economic and political turmoil.
"His commitment to highlighting inequality and injustices in Irish life has been unwavering over his journalistic career".