Hans Georg Syz (15 October 1891 – 23 December 1954) was an American-born Swiss tennis player. He represented Switzerland at the 1920 Summer Olympics and in the 1924 Summer Olympics.
On 23 March 1916, Syz married Emilie Irene Louise "Lili" von Ramberg (1888âÂÂ1978), daughter of Günther Franz Oskar von Ramberg (1850âÂÂ1907) and Martha von Ramberg (née Spalding; 1852âÂÂ1918). Her paternal grandfather was Arthur von Ramberg. They had two children;
Syz died 23 December 1954 in Zurich, Switzerland.