Which person has the highest IQ level in the world?

Ainan Celeste Cawley is a Singaporean, it is believed that Ainan has the highest level of IQ in the world, with an IQ level of 263.

He is a talented 19 years old boy with outstanding knowledge in chemistry, biology, mathematics, computer programming and music it was reported that he said his first word 2 weeks after birth.

Ainan gave his first public speech at the age of 6 and at the age of 7 he passed the GCSE chemistry. He studied chemistry at a Singaporean polytechnic at age 9 in which he was able to recite the periodic table by heart .

At age 12, he scored his first film and successful directed his own film, he was featured in a documentary titled "The World's Cleverest Child and Me". He and his family moved to Kuala Lumpur, Malaysia where Ainan is a student of Taylor's university.

Marylin Vos Savant has a remarkable IQ of 228. She is a magazine columnist, author, lecturer, and playwright. She is listed as having the highest recorded intelligence quotient in The Guinness Book of Records. Since 1986, she has written a column in the paper, featured in the Parade magazine insert.

She solves puzzles and answers questions on various subjects. The word Savant, which means someone of high learning, appears twice in her family. She uses her column to answer queries on many chiefly academic subjects, and solve logical-mathematical or vocabulary puzzles posed by readers