According to BBC, 22-year-old Abedi was born was born in Manchester and his family is of Libyan origin. He was a student at Salford University, the school confirmed to BBC.
Monday night's explosion was triggered during the final moments of an Ariana Grande concert at the venue, which was packed with hordes of the American pop star's young fans.
On Tuesday, the Islamic State claimed responsibility for the deadly attack.
May 23, 2017 5:35 p.m.: This story has been updated.