He collects Spider-Man and Conan the Barbarian comics
He was known as "O'Bomber" at high school for his skill at basketball
His name means "one who is blessed" in Swahili
He is left-handed - the 6th post-war president to be left-handed
He has read every Harry Potter book
He owns a set of red boxing gloves autographed by Muhammad Ali
He worked in a Baskin-Robbins ice cream shop as a teenager and now can't stand ice cream
His favourite snacks are chocolate-peanut protein bars
He ate dog meat, snake meat, and roasted grasshopper while living in Indonesia
He promised Michelle he would quit smoking before running for president - he didn't
He kept a pet ape called Tata while in Indonesia
He carries a tiny Madonna and child statue and a bracelet belonging to a soldier in Iraq for good luck
He applied to appear in a black pin-up calendar while at Harvard but was rejected by the all-female committee
His favourite films are Casablanca and One Flew Over the Cuckoo's Nest
As a teenager he took drugs including marijuana and cocaine
His favourite music includes Miles Davis, Bob Dylan, Bach and The Fugees
He enjoys Scrabble and poker
He hates the youth trend for trousers which sag beneath the backside
He repaid his student loan only four years ago after signing his book deal
Daughter Malia's godmother is Jesse Jackson's daughter Santita
He says his worst habit is constantly checking his BlackBerry
He owns four identical pairs of black size 11 shoes
He was given the code name "Renegade" by his Secret Service handlers
He plans to install a basketball court in the White House grounds