Mandalore the Conqueror held the title of Mandalore, which signified the leader of the Mandalorian warrior society, existing in a period spanning from 7000 BBY to 3996 BBY. This Mandalore spearheaded several military operations, substantially increasing both the land controlled by and the wealth of the Mandalorians, and was responsible for the formation of the Mandalorian Crusaders.
The novel The Old Republic: Revan, released in 2011, included the initial reference to Mandalore the Conqueror.