William Elphinstone, 15th Lord Elphinstone, 1st Baron Elphinstone, was born 18 November 1828 to James Drummond Fullerton Elphinstone (1788-1857) and Anna Maria Buller (-1845) and died 18 January 1893 of unspecified causes. He married Constance Euphemia Woronzow Murray (1838-1922) 16 June 1864 .
|Offspring of William Elphinstone, 15th Lord Elphinstone and Constance Euphemia Woronzow Murray (1838-1922)|
|James Drummond Elphinestone (1865-1890)|
|Lilian Elphinestone (1867-1956)|
|Sidney Herbert Buller-Fullerton Elphinstone, 16th Lord Elphinstone (1869-1955)||27 July 1869 Carberry Tower, Carberry, East Lothian, Scotland, United Kingdom||28 November 1955 Carberry Tower, Carberry, East Lothian, Scotland, United Kingdom||Mary Frances Bowes-Lyon (1883-1961)|
|Mountstuart William Elphinestone (1871-1957)|
|Constance Lothian Elphinestone (1873-1895)|