Ahmadu can refer to:

Several leaders of the West African Massina Empire:

• Seku Amadu (1773–1845), Islamic sheikh and founder of the Massina Empire
• Amadu II of Masina (r. 1845–1852), his son
• Amadu III of Masina (1852–1862), his grandson

Other persons:

• Ahmadu Tall or Ahmadu Seku (1864–1892), the last independent Toucouleur ruler before the arrival of French colonial rule
• Ahmadu Bello, the first Premier of Northern Nigeria

This disambiguation page lists articles associated with the title Ahmadu.
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