Anton Ernst Rückert (20 December 1886 – 3 September 1945) was a German stage and film actor.

Rückert began his theatre career in 1908 and has appeared on the stage in Bleicherode, Königsberg and Kiel, among others. In 1910 he took up an engagement at the Luisentheatre in Berlin.

From 1910 he was a sought-after silent film actor, initially in leading roles. In 1912 he played the first officer of the Titanic in the film In Nacht und Eis. From 1914 to 1917 he served in the military in the First World War. He then continued his film career and continued to receive leading roles and important supporting roles.

In the 1930s, Rückert became a character actor in film, and he only rarely received engagements in the theatre. In 1940 he was drafted, between 1941 and 1942 he was engaged as an actor and director at the Berlin Tourneetheater Gastspielirektion IX. Shortly afterwards, he was assigned to the KdF Front Theatre.

Rückert hanged himself a few months after the end of the Second World War in his apartment in Berlin. He was found dead on 3 September 1945.