Though about nine people have so far been confirmed dead, not all have been properly identified.
Among those already confirmed dead are Chinelo Megafu.
Chinelo was a dental surgeon who graduated from the University of Port Harcourt, and had reportedly secured papers to travel abroad to continue her medical practice.
She had tweeted that she was shot during the attack before she died.
Musa-Lawal Ozigi, the the secretary-general of the Trade Union Congress (TUC) has also been confirmed dead.
He died from injuries sustained in the attack.
Also confirmed dead is Akin Akinsola, the Kwara state chairman of the TUC, was killed during the incident.
Isa Kofar Mata, one of the directors of the National Board for Technical Education (NBTE), also died in the attack.