The article presents the results of examination of potato tubers grown in the Odesa region (Ukraine) to detect helminths that damage it. Installed: іn Odesa region, 5 species of phytohelminths (no potato stem nematode), 4 species of mycohelminths, and 4 species of saprobiotic nematodes were found in tubers with signs of dry rot from 21 locations, mainly in the southern regions. Pratylenchus pratensis, Paratylenchus nanus polyphages dominated.