Colonel Sir John Callander, 1st Baronet (September 1739 – 2 April 1812) was a Scottish soldier and politician.
Callander was the son of Alexander Callander, of Westertown, Stirlingshire, and Margaret Ramsay, daughter of David Ramsay.
He was a Colonel in the British Army[1] and also sat as Member of Parliament for Berwick-upon-Tweed from 1795 to 1802 and again from 1806 to 1807.
[1][2] In 1798 he was created a baronet, of Westertown in the County of Stirling and of Crichton and Preston Hall and Elphinstone in the Counties of East and Mid Lothian.
[3] Callander married Margaret Romer, daughter of John Romer, of Cherwick, Northumberland, and widow of Bridges Kearney, in 1786.