1900 in Scotland

Incumbents

• Monarch – Victoria
• Secretary for Scotland and Keeper of the Great Seal – Lord Balfour of Burleigh

  Law officers

• Lord Advocate – Andrew Murray
• Solicitor General for Scotland – Charles Dickson

  Judiciary

• Lord President of the Court of Session and Lord Justice General – Lord Blair Balfour
• Lord Justice Clerk – Lord Kingsburgh

  Events

• 23 March – enters excursion service on Loch Katrine.
• 23 April–12 May – the Automobile Club of Great Britain stages a Thousand Mile Trial, a reliability motor rally over a circular route from London to Edinburgh and return.
• May – the Migdale Hoard of early Bronze Age jewellery is discovered near Bonar Bridge.
• September–November – Queen Victoria pays her last visit to Balmoral Castle.
• 31 October – the United Free Church of Scotland is formed by union of the United Presbyterian Church of Scotland and the Free Church of Scotland.
• 15 December – all three keepers of the Flannan Isles Lighthouse are drowned.
• 21 December – Delting disaster: four fishing boats with 22 crew from the Shetland villages of Mossbank and Firth are lost in a storm.
• Charles Rennie Mackintosh designs the White Dining Room for Catherine Cranston's tearooms in Ingram Street, Glasgow.
• Margaret Barr Fulton begins work as the UK's first qualified occupational therapist at Aberdeen Royal Lunatic Asylum.
• Nordrach on Dee sanatorium at Banchory opens, the first such specialist establishment in Scotland for tuberculosis patients.

  Births

• 6 February – Guy Warrack, conductor
• 14 March – Margaret Kidd, lawyer
• 29 March – Margaret Sinclair, nun
• 29 May – David Maxwell Fyfe, 1st Earl of Kilmuir, lawyer and politician, Lord Chancellor
• 17 June – Evelyn Irons, journalist, war correspondent
• 30 June – James Stagg, meteorologist
• 25 August – Isobel Hogg Kerr Beattie, architect
• 9 October – Alastair Sim, character actor on stage and screen
• 12 December – David Meiklejohn, international footballer
• Saira Elizabeth Luiza Shah, born Elizabeth Louise MacKenzie, writer as Morag Murray Abdullah

  Deaths

• 15 May – Hercules Linton, shipbuilder
• 30 May – Francis Moncreiff, international rugby union player and Scotland's first captain
• 9 October – John Crichton-Stuart, 3rd Marquess of Bute, landowner

  The arts

• Doric dialect poet Charles Murray publishes Hamewith, including "The Whistle".