She's taking over from Willie Aird for the year ahead.
A new cathaoirleach has been elected to Laois County Council.
Fianna Fáil's Catherine Fitzgerald from Portlaoise is taking over from Fine Gael's Willie Aird for the year ahead.
While Borris-in-Ossory, Fine Gael councillor Conor Bergin has been appointed as Leas-Cathaoirleach.