There are probably many candidates for this accolade but as no-one can know the abilities of the entire population of the world only those that come to the attention of the public can be known.
It is also a matter of opinion as to what, exactly, constitutes cleverness.
They say the smartest person ever was Albert Einstein, however, since cleverness is not something that can be measured with any sort of precision, and few bother to try to measure it at all, it is not possible to say who is the cleverest person now, or in all of history. That becomes purely a matter of personal opinion, where all answers are correct.
And Alice.
i think albert einstin and Issac newton were one of them but im not sure but there you go!
it tends to be the very eccentric people; or the ones who Actually let their personality out for everyone to see on the open, its simple really.
albert einstiens
me lolololo
me
They THOUGHT That He Was The Cleverest Man Ever.
well i dont know but the cleverest is the chihuahua
Of all the kids in our family, I am the cleverest.
god
fly
bowser
Sandra Bullock
cleverest
Albert Einstein
Leslie Baidoo
cleverest
Odysseus is the cleverest of all Greek heroes because his divine guardian is Athena, the goddess of wisdom.