Cassandra Imploring The Vengeance of Minerva Against Ajax (1810) or French Cassandre implorant la vengeance de Minerve contre Ajax is an oil-on-canvas painting by Jérôme-Martin Langlois.

Langlois painted Cassandre implorant la vengeance de Minerve contre Ajax in 1810.

The painting was exhibited at the 1817 Salon (Paris) and earned a second-class medal there.

[1] The painting depicts Cassandra, having been raped by Ajax the Lesser, looking to the heavens and seeking revenge.

[3][1] An image of the painting appears on the cover Emily Pillinger's 2019 book, Cassandra and the poetics of prophecy in Greek and Latin literature.