How old is the surfer, John John Florence?

Answer 1

He is 13.

"Thirteen-year-old John John Florence, an eighth grader here on the North Shore, made his debut in some of the most challenging conditions ever contested at Haleiwa: 10- to 15-foot waves with a freight-train current and strong off-shore winds. A closely watched rising star who has regularly featured in international surfing publications over the past 12 months, John John is considered to be one of the most promising surfers to emerge in years."