Jayvin Vod was a joined Trill in the mid-23rd century, the sixth joining for the Vod symbiont. Jayvin Vod was married to Audrid Dax and had two children, a daughter Neema, and a son, Gran. He was a xenobiologist and head of that department at the Kem'alta Institute. He and Dax also co-wrote several papers on symbiont chemical anomalies.