Tõnu Kurg (1859–1900), his father, was a merchant from Lehtse Parish, and his mother Cäcilie Marie Aitian (1864–1944) was from Haljala.
Kurg was the last Estonian military attaché to France before the Soviet occupation of Estonia in 1940.
Estonians living in Finland formed the Erna long-range reconnaissance group, a Finnish Army unit of Estonian volunteers; Kurg was the platoon commander.
[1] After an unsuccessful operation in Tallinn, he died in a military hospital on 28 December 1943.
[2][3] Hans Kurg married Marta Baumann in 1927, with whom he had two sons: Peet-Rein (1928) and Ivo-Mart (1931).