Margaret Justin Blanco White OBE ARIBA (11 December 1911 – 1 November 2001) was a Scottish architect.

[1] Margaret Justin Blanco White was born at 30 Pembroke Square, Kensington, London, on 11 December 1911.

Her father was George Rivers Blanco White KC, and her mother was writer Amber Reeves.

[3] Blanco White trained at the Architectural Association School of Architecture from 1929, alongside students and close friends Judith Ledeboer, Jessica Albery, and Mary Crowley (later Medd), where they developed a commitment to housing reform and social concerns which impacted their later careers.

[7] The building was listed Grade II in 1996, and is built in the Modernist style, although using timber as a facing material.