- He grew 6 1/2 inches while filming The Chronicles of Narnia: The Lion, the Witch and the Wardrobe (2005). He had to get his armor fixed weekly.
- Charles Darwin, the 19th century scientist who popularised the theory of evolution, is Skandar's great great great grandfather.
- During the filming of The Lion, The Witch and The Wardrobe, Skandar had to eat 35 pieces of turkish delight that were "about the size of his fist."
- He auditioned for the role of Simon in 'Nanny McPhee'.
- Was given a pink thong from his castmates Anna Popplewell and William Moseley as a joke for his 14th birthday present.
- His favourite movies are "anything that has blood and guts. 'Saving Private Ryan' was heaven."
- His father is author Randal Keynes.
- Plays the cornet (grade 5) and flute (grade 3).
- Was banned from eating sugar products on set during the filming of The Chronicles of Narnia: The Lion, the Witch and the Wardrobe due to hyperactive tendencies.
- Has a green belt in tae kwon do.
- He attends the City of London School, a private all-boys school which is the same as Daniel Radcliffe (Harry Potter).
- His ideal place to live would be "some really cool place in the Pacific Ocean or the South of France or Spain. Somewhere hot and by a beach. "
- He is an Athiest.
- Plays cricket.
- Loves playing video games.
- He was trained to sword fight by sword trainer Allan Poppleton while working on the film The Lion, the Witch and the Wardrobe and also learned to ride a horse.
- Enjoys playing football and is a supporter of Arsenal Football Club.
- Despite his mother's Lebanese roots, his family's practice of vacationing in Beirut every summer, and his years of weekend language classes, he admitted to The New Yorker magazine that he "doesn't speak Arabic all that well."
- A piece in the July 31, 2006, issue of The New Yorker magazine reported that Keynes and his family had flee Beiruit shortly after arriving there for their annual summer vacation when the 2006 Israel-Hezbollah conflict started. The family decided to leave when Skandar's grandfather had men, possibly Hezbollah militants, come to the house and asked him about the identities of the British visitors.
- Skandar is very athletic. In June 2006, he won the 1500-meter competition organized by his school for the third year sports day. He finished this long race with the best time of his category: 5 minutes, 45 seconds & 32 milliseconds. This information was revealed in ''The Citizen'' weekly newsletter.
- Skandar really likes jumping. He jumped off the Nevis, which is the third highest point in the world, and the Sky Tower, which is the highest building in the Southern Hemisphere. He also did the Shotover Canyon Swing, which is the biggest swing in the world. He finally did a jump in New Zealand that was nearly 400 meters in the air and some jumps from a jet. Those thrilling activities were driving Prince Caspian movie producers crazy.
(source: Skandarfan.com )
