Anioma sune ƙabilun Ibo a jihar Delta . Sun mamaye gundumar sanata mai wakiltar Delta ta Arewa, wanda ya ƙunshi Enuani (Oshimili / Aniocha), Ika, da shiyyoyin ilimin Ukwuani / Ndokwa na jihar Delta . Anioma na nufin "Landasa Mai Kyau" a cikin yaren Igbo kuma tana da kimanin mutane kusan miliyan 1.8. Anioma yana cikin yankin Yammacin Basin Kogin Neja, kudu maso kudu a cikin jihar Delta ta Nijeriya ta yanzu, ya kewaye filin da yakai kimanin 6,300 km 2 . A lamuran siyasa na jihar, ana kiran Anioma a matsayin Delta ta Arewa kamar sauran mutanen da aka sani da Delta ta Kudu da Delta ta Tsakiya a cikin wannan jihar. Anioma ya haɗa kan Gabas da jihar Anambra, kudu maso gabas da jihohin Imo da Ribas, kudu maso gabashin Bayelsa, kudu maso yamma da Isoko, yamma da mutanen Urhobo, arewa maso yamma da jihar Edo da arewa da jihar Kogi . Don haka ana iya ɗaukar Anioma a matsayin mai matukar damuwa ga ƙabilun maƙwabta da yawa. Mutanen sun sami gogewa sakamakon karyar da ta shafi wasu garuruwa, al'ummomi da jihohi wadanda ke nuna Anioma a matsayin daya daga cikin yankuna mafi zaman lafiya a ƙasar.