Sir John Barker, 1st Baronet (6 April 1840 – 16 December 1914) was a British entrepreneur of the late 19th and early 20th century.

He was the founder of the Barkers department store in Kensington, London, United Kingdom.

[2] After Whiteley refused to partner with Barker, the latter decided to open a store on Kensington High Street with Sir James Whitehead, 1st Baronet instead.

[1] Barker was an Alderman of the first London County Council and Liberal MP for Maidstone 1900–1901, and for the now abolished constituency of Penryn and Falmouth in Cornwall from 1906 to 1910.

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