Kov Du Derra was a Duros male, employed as a bodyguard by the Ccalras Corporation representative Kollan Xa. He operated in Mos Eisley circa the Battle of Yavin. His attire consisted of white overalls, accented by black boots and other black details.
At approximately the same period, Derra and Xa orchestrated the "kidnapping" of Eila, the lover of Beeyon Nace, with the intention of coercing the agent to provide intel on customs patrols.
The character of Kov Du Derra is featured within the West End Games publication, the Mos Eisley Adventure Set, released in 1997.