The Best Person in the World is all the Messenger of Allah sent down on earth for the Benefit of Man.
in Which Holy Prophet Muhammad Peace Be upon him (PBUH) is the Last and Final Messenger of Allah. He is called “Rehmatul lilAalmeeen” means Rehmat (blessing) for All universe.
after then in all general people as Said by Holy prophet Muhammad (PBUH). that person is best who is best in Ikhlaaq(courtesy, manners,pious,practice piety)