Abakaliki (lafazi: /abakaliki/) birni ne, da ke a jihar Ebonyi, dake kudu-maso-gabashin Najeriya. Tana da nisan kilomita 64 km (40 mi) daga kudu-maso gabashin Enugu. Yawancin mazauna garin Abakaliki Inyamurai ne. Bisa ga ƙidayar jama'a a shekarar 2006, jimilar mutane 151,723 ne. Birnin ta kasance hedikwatan tsohuwar gundumar Ogoja kafin kirkirar yankin Kudu-maso-Gabashin Najeriya a 1967. Asalin kalmar Abakaliki na nufin 'Aba Nkaleke' kuma sunan wata alkarya ce a kasashen Izzi (Nkaleke). Abakaliki ta kasance muhummiyar cibiyar kasuwancin bayi a karni na 17. Cinikayyar bayin ya wanzu har tsawon shekaru da dama tare da hare-haren Aro a zuwa karni na 18. Akwai kungiyar asiri na Odozi Obodo Society wanda suka wanzu a tsakanin shekarun 1954 da 1958 a Abakaliki. Abakaliki ta kasance a da cibiyar kasuwancin kayan noma kaman doya, rogo, shinkafa da su manja, man-kadanya da dai makamantansu. Kuma tayi fice a fannin hake-haken ma'adanai kaman lead, zinc, gishiri, farar kasa da sauransu. Tana da filayen wasannin golf da kuma otel-otel da dama.