"Mary of Teck (Victoria Mary Augusta Louise Olga Pauline Claudine Agnes; 26 May 1867 – 24 March 1953) was Queen consort of the United Kingdom and ...
the British Dominions from the accession of her husband, King George V, in 1910 until his death in 1936. She was concurrently Empress of India.
Although technically a princess of Teck, in the Kingdom of Württemberg, she was born and raised in the United Kingdom. Her parents were Francis, Duke of Teck, who was of German extraction, and Princess Mary Adelaide of Cambridge, who was a granddaughter of King George III. She was informally known as "May", after her birth month." - (en.wikipedia.org 19.09.2020)