A sua primeira formação foi em litografia, seguido-se três anos num estúdio gráfico. De 1894 a 1903, frequentou a Academia de Viena onde se tornou professor assistente em 1903. Durante a 1 ª Guerra Mundial (1914-18) foi prisioneiro de guerra na Sibéria. Admirado pelo seu naturalismo, assim como pela nova abordagem da cor nos seus retratos. As suas obras tornaram-se populares em Viena, Dresden e Brunn. As que representam crianças, continuam a ser as preferidas dos coleccionadores.
Adler morre em Mannsdorf a 10 de Maio de 1965.
Edmundo Adler was born on October 15, 1876 in Vienna, Austria. His first trainig was in lithography for four years, followed by three years in a graphic studio. From 1894 to 1903 he attended the Vienna Academy where he became an assistant professor in 1903. During the World War I (1914 - 1918), he was a prisoner os war in Siberia. Subsequently, he exhibited with both Austrian and Russian artists and his work became popular in Vienna, Dresden and Brunn. He was particularly admired for his naturalism and fresh approach to color in his portraits. A genre painter of note, his paintings, which feature children, continue to be favored by collectors. Adler died in Mannersdorf on May 10, 1965.