He succeeds Nuno Espirito Santo, who was sacked overnight.
Nottingham Forest have confirmed the appointment of former Tottenham boss Ange Postecoglou as their new head coach.
He succeeds Nuno Espirito Santo, who was sacked overnight.
The Australian's been out of work since being dismissed by Tottenham in the summer - 16 days after guiding them to Europa League glory.
His first match in charge will be against Arsenal in the Premier League on Saturday.

Tuesday Morning Sports Update
Gibraltar FA Latest To Pull Its Support For Gianni Infantino
Fulham And Chelsea Face Off In A West London Derby Tonight
Troy Parrott To Make Real Betis Debut Tomorrow
Monday Morning Sports Update
Weekend SFC, IFC, JFC C'hip Results
Athlone Town Reach Fifth Straight FAI Women's CUp Final
All Blacks Strike First In Springboks Rugby Test Series