Group B of the 2019 Africa Cup of Nations took place from 22 to 30 June 2019.
The group consisted of Burundi, Guinea, Madagascar and Nigeria.
[1] Madagascar and Nigeria as the top two teams, along with Guinea as one of the four best third-placed teams, advanced to the round of 16.
Notes In the round of 16:[2] Man of the Match: Wilfred Ndidi (Nigeria)[4] Assistant referees: Berhe Tesfagiorghis (Eritrea)Mohammed Ibrahim (Sudan) Fourth official: Ahmad Heeralall (Mauritius) Man of the Match: Anicet Abel (Madagascar)[6] Assistant referees: Mahmoud Abou El-Regal (Egypt)Tahssen Abo El Sadat (Egypt) Fourth official: Ibrahim Nour El Din (Egypt) Man of the Match: Kenneth Omeruo (Nigeria)[8] Assistant referees: Jerson dos Santos (Angola)Arsénio Maringule (Mozambique) Fourth official: Beida Dahane (Mauritania) Man of the Match: Marco Ilaimaharitra (Madagascar)[11] Assistant referees:[10] Anouar Hmila (Tunisia) Attia Amsaaed (Libya)Fourth official: Sadok Selmi (Tunisia) Man of the Match: Carolus Andriamatsinoro (Madagascar)[13] Assistant referees: Zakhele Thusi Siwela (South Africa) El Hadji Malick Samba (Senegal) Fourth official: Issa Sy (Senegal) Man of the Match:
Assistant referees: Azgaou Lahcen (Morocco) Mustapha Akarkad (Morocco)Fourth official: Youssef Essrayri (Tunisia)