John Daymond & Son [also known as J. Daymond & Son] was a firm of architectural sculptors, carvers and modellers. The firm had had it's origins in a business established by, John Daymond (c.1786-c.1860) , a stonemason, in London, England in c.1741. He was succeeded by his son, John Daymond II (c.1821-1898) and in turn by his son, John Daymond III (c.1847-1934), followed by his son, John Dudley Diamond IV (1879-1954).
The firm was known as John Daymond & Son from 1922 or 1923. In a magazine advertisement for the firm in 1925 they described themselves as "craftsmen in marble, stone. granite, wood, fibrous plaster, bronze, etc."
Daymond was responsible for a series of statues on the front of the City of London School designed by the architects Davis & Emanuel in 1881-82. Photographs of two Ketton stone mantelpieces designed by the architect William Douglas Caröe and executed by Daymond. are featured in 'The Studio Yearbook of Decorative Art' 1906 (pp.103, 106).
The company was located at premises in St. Pancras, Marylebone, London in 1841 and 1851; 5 Regent Place Westminster London in 1851 and 1861; and on Edward Street, Vincent Square, Vauxhall Bridge Road, London from the 1870s to the 1920s. It went into voluntary liquidation in 1935