James Hardress de Warrenne Waller | |
|---|---|
| Born | 31 July 1884 Tasmania, Australia |
| Died | 9 February 1968 (aged 83) Devon, England |
| Education | Queen's College Galway |
| Occupation | Engineer |
James Hardress de Warrenne Waller OBE DSO (31 July 1884 – 9 February 1968), was an Irish inventor and engineer who developed building systems using concrete known as Nofrango and the Ctesiphon system.