Martin Schiele (17 January 1870 – 16 February 1939) was a German nationalist politician. He was part of the leadership of the German National People's Party (DNVP) from its 1918 founding until Alfred Hugenberg became leader in 1928. He was also the chief representative of the agrarian wing of the DNVP.As a member of Hans Luther's coalition government, Schiele secured the restoration of agricultural and industrial protectionism with the tariff of 1925. As Minister of Food in 1927–28, he favored state credit as a means for subsidising agriculture.