Adja Yunkers (born Adolf Eduard Vilhelm Junker;[1] 1900–1983) was an American abstract painter and printmaker.

He was born in Riga, Governorate of Livonia, Russian Empire in 1900.

He studied art in Leningrad, Berlin, Paris, and London.

In 1947 he moved to the United States, where he lived for the rest of his life.

During the 1950s he primarily worked in color woodcuts, introducing brushwork into the genre.