The HMS Formidable (NR-11) is one of the fourteen King George VI-class supercarriers in service in the Royal Navy.

It was built as the replacement for its immediate predecessor.

In 2012, the Formidable was stationed in Canada at RCNB Sept-Iles along with the battleship HMS Thunderchild, guided missile cruiser Excelsior, destroyers Hotspur and Fearless, frigates Euryalus and Battleaxe, submarine Audacity and fleet tankers Wave Knight and Wave Rider.