George Sigismond Charles Stanislas Merzbach Bey (25 September 1874 – 17 February 1928) was a Belgian lawyer and sports pioneer.

His father is Henryk Merzbach (1837–1903) and his mother is Pauline le Hardy de Beaulieu (1851–1948), they married on 27 August 1870.

Merzbach returned to Belgium to visit his family before deciding to settle in Cairo and practice his legal profession there.

He was also one of the few lawyers that the Attorney General listened to and took advice from in order to resolve the constitutional crisis between King Fuad I of Egypt and Saad Zaghloul Pasha.

On 24 January 1911, 19 days after founding Zamalek SC, and after his great success in the field of law, Merzbach was promoted by Khedive Abbas II of Egypt and given the honorific title of Bey, a rank lower than Pasha but higher than Effendi.

In 1922, the great archaeologist Howard Carter took Merzbach and his wife, Céline-Marie Piha, to Luxor during the discovery of the prominent and magnificent Tomb of Tutankhamun.

Merzbach married his first wife, Marie Paléologue (born 24 December 1879), on 27 July 1916, she was the daughter of Dimitri and Ortenaia, they belonged to the family of the Byzantine emperors, she died on 13 November 1916, less than four months after their marriage, she was killed in the only aerial bombardment of Cairo in the First World War which was perpetrated by the German aircrews of the Luftstreitkräfte.