N'Dorobo.
The said popular belief, that Nairobi [Link], does owe its name, and to the said Maasai phrase of 'Enkare Nyorobi', or 'the place of cool waters' too, is not actually, or factually right that is, for this all said, does actually speak, and of N'Dorobo history and in Kenya, for the N'Dorobo in all, are actually said too, an East African people that is.
N'Dorobo - Link