Career
He represented his nation France at the 2008 Summer Olympics, and also claimed a silver medal in the 400 m individual medley at the 2001 European Junior Championships in Valletta, Malta (4:2139). Henri competed as a lone French swimmer in the men"s 400 m individual medley at the 2008 Summer Olympics in Beijing. He topped the field with a time of 4:18.23 for an outright spot on the Olympic swimming team at the French Championships in Dunkirk, bettering the insurmountable FINA A-standard (4:1840) by just 0.17 of a second.
Swimming in heat five, Henri came from the bottom of the field to power past the Greek swimmer Romanos Alyfantis by exactly a single second for the seventh spot in 4:22.41.
Henri failed to advance to the top eight final, as he placed twenty-second overall in the prelims.