Audrid was a Trill born in 2224, and the fourth host of the Dax symbiont. Audrid Dax was married to Jayvin Vod and had two children, a daughter Neema, and a son, Gran. She and Vod also co-wrote several papers on symbiont chemical anomalies. In 2264, she was appointed head of the Trill Symbiosis Commission.