The first known Somali Aetheist Is famously known as Ina Xagaadheere:

[VixR]

The name for this kind of people among the Somalis at that time. Was. " Alle-Lakoot ". Translation: Those that debates withAllah"

Given his time and the way he stubbornly stuck to his arguments I would classify him as the Aetheist of his time. It's just that people won't understand him

It's still good to see there were outliers, and at least some skepticism.