Marie Rambert and the last changed his name to Warszawski. She changed her name to Myriam Ramberg, and finally left it in the French form "Marie Rambert". In later years she was known to friends and dancers as Mim. Her father, Yakov Ramberg (1855–1928), born in Vištytis, a small town in Suwałki Governorate (nowadays in Lithuania), was a learned merchant and Hebrew publisher and lexicographer, and a Zionist. Her mother, Eiga Ramberg née Lap, born in the town of Suchowola (nowadays in north-east Poland), daughter of Rabbi Elhanan Tzvi Lap, was a community worker. Rambert was the fourth of seven children. The
Marie Rambert eldest child, Rakhel, was the wife of Hebrew writer Micha Josef Berdyczewski. The second, Ewa Ramberg-Figulla, was a Slavist, the wife of German Hittitologist Hugo Heinrich Figull and mother of physicist Johannes Figulla (father-in-law of German writer Christoph Hein and grandfather of German writer Jakob Hein). Rambert met her husband Ashley Dukes, a soldier on leave, at a dinner party in 1917. In Rambert's autobiography she says "after four days of personal meetings, and seven months of correspondence we were married on 3 March 1918." This was done partly as a joke so that Dukes could get four weeks of