Nationals of Benin, Burkina Faso, Cape Verde, Chad, Côte d’Ivoire, Gambia, Ghana, Guinea, Guinea-Bissau, Hong Kong, Liberia, Mali, Mauritania, Morocco, Nigeria, Senegal, Sierra Leone, Togo and Tunisia do not require a visa to enter Niger.
Everyone else needs a visa. You will require the following;
A valid passport over the 60 days of the period of stay granted; Two (02) photographs of identity and US$150. Requirements and charges differ between embassies.
Niger Embassy