Antoš Frolka , was a Czech painter of folk scenes.
Frolka was born in Kněždub in South Moravia. From a poor family, he was partly self-taught, and partly taught by Joža Uprka. He tried and failed to study at the Academy of Fine Arts in Prague, spent some time at the Academy of Fine Arts in Vienna and the academy in Munich. In 1907 he joined the Association of Moravian Artists. In 1914 he received a scholarship to study in Paris, but had to abandon this after six months at the outbreak of the World War I. Mobilized and sent to the Eastern Front, Frolka experienced a severe crisis of creativity after the end of the war.