Baron Aschwin of SierstorpffCramm was the maternal grandfather of Prince Bernhard of LippeBiesterfeld, Prince consort of Queen Juliana of the Netherlands.
Aschwin of Cramm was born at the village of Lohndorf in the Kingdom of Bavaria, German Empire, third child and first son of Adolf of Cramm , and his wife, Hedwig of Cramm .
Source: Wikipedia