George Lawson Johnston, 1st Baron Luke, KBE (9 September 1873 – 23 February 1943), was a British businessman.

Johnston worked in Canada, Australia, Africa, and Argentina, and thereby developed expertise in trade and raw materials.

Lord Luke died in London on 23 February 1943, aged 69, and was succeeded in the barony by his son Ian.

[6] She was a County Commissioner for the Girl Guides in Bedfordshire and vice-chairman of the City of London Pensions Sub-Committee.

His second son Hugh was married to Audrey (Pearl) Lawson-Johnston, the last survivor of the sinking of the RMS Lusitania in 1915.