Franc Sadleir Brereton (31 August 1838 - 4 December 1911) was an army officer, architect and politician. The youngest son of Thomas Brereton of Rathurles, County Tipperary, Ireland and his wife Maria née Sadleir, Following his exit from the army, Brereton married Isabella, daughter of Frederick Beeston, a London architect. They initially lived in Oxted, Surrey, later moving to Catford in the south eastern suburbs of the capital, where he established his own practice as an architect and surveyor. Some details of the family here [1].