Sédhiou Department is one of the 45 departments of Senegal, one of three making up the Sédhiou Region, formerly part of the Kolda Region.

The department has three communes: Diannah Malary, Marsassoum and Sédhiou

The rural districts (communautés rurales) comprise:

• Arrondissement of Diendé:
  • Oudoucar
  • Koussy
  • Diannah Ba
  • Sama Kanta Peulh
  • Sakar
  • Diendé
• Arrondissement of Djibabouya:
  • Djibabouya
  • Sansamba
  • Bémet Bidjini
• Arrondissement de Djiredji
  • Djiredji

Notable people born in Sédhiou

• Association football player Sadio Mané was born in Bambali, a small town in Sédhiou.

Historic sites

• Fortification of Fodé Kaba Doumbouya at Sédhiou
• Fort Pinet-Laprade, town of Sédhiou
• Sédhiou Prefecture