Referees for this weekend's SPFL matches:
Scottish Premiership - Saturday
Celtic v Ross County - Crawford Allan
Dundee v St Mirren - Don Robertson
Kilmarnock v Hamilton Academical - Craig Thomson
Motherwell v Partick Thistle - Brian Colvin
St Johnstone v Dundee United - Alan Muir
Scottish Premiership - Sunday
Inverness CT v Aberdeen - Calum Murray (BT Sport, 3.00pm)
Scottish Championship - Saturday
Alloa Athletic v Queen of the South - Stephen Finnie
Cowdenbeath v Dumbarton - Kevin Clancy
Falkirk v Raith Rovers - Andrew Dallas (BBC ALBA, 5.30pm)
Hibernian v Rangers - Bobby Madden (Sky Sports, 12.15pm)
Livingston v Heart of Midlothian - John McKendrick
Scottish League 1 - Saturday
Airdrieonians v Ayr United - George Salmond
Brechin City v Dunfermline Athletic - Greg Aitken
Peterhead v Forfar Athletic - Kevin Graham
Stirling Albion v Morton - Craig Charleston
Stranraer v Stenhousemuir - Barry Cook
Scottish League 2 - Saturday
Annan Athletic v Clyde - David Munro
Berwick Rangers v Queen's Park - Gavin Ross
East Fife v Arbroath - Colin Steven
East Stirlingshire v Albion Rovers - Gavin Duncan
Montrose v Elgin City - Grant Irvine