Xig Rollem was a male from Grathus who owned a cantina near one of the planet's larger mud basins. He purchased a Supreme-class droid, which was sent to Grathus by mistake, and named it Threna. He then used it as a bartender and bouncer at his cantina, during the height of the Galactic Civil War.
Sources[]
"Toria Tell's Droid Journal" — Star Wars Adventure Journal 10 (First mentioned)