Arkadia Calimondra was a female Human Sith Lady, the eldest daughter of Lord Chagras and eldest granddaughter to the Sith Lady Vilia Calimondra, as well as the older sister of Dromika and Quillan. She was the ruler of the Arkadianate, a small Sith state located in the Grumani sector that bordered on the Dyarchy - another Sith state ruled by Dromika and Quillan - and which she ultimately annexed in the year 1,032 BBY.