John Campbell White, 1st Baron Overtoun, was a Scottish chemical manufacturer, supporter of religious causes, philanthropist and Liberal politician. He was raised to the peerage by Gladstone in 1893, and in 1905 was granted the Freedom of the City of Rutherglen, following being honoured in the same fashion by Dumbarton two years earlier, in recognition of his philanthropic endeavours.

James White (1812–1884) was a Scottish lawyer, businessman and chemicals manufacturer. In 1890 he was honoured posthumously with a statue in Glasgow’s Cathedral Square, designed by John Mossman and sculpted by Frank Leslie. It has been designated a Category 'B' listed building by Historic Scotland.