Chocolate bars, in all their guises, have been satisfying lovers of sweet treats around the globe for centuries. But which one would you reach for ahead of all others? To celebrate World Chocolate Day (7 July), we've put together the ultimate list of the world's best chocolate bars – from famous names sold internationally to lost (but never forgotten) gems that are no longer available. Read on to see if your favourite made the list.

Click or scroll through our gallery to discover the world’s most delicious chocolate bars, counting down to the tastiest of all time.

Our ranking is based on the popularity of each chocolate bar, taking into account sales, longevity and the reaction to each product at its time of release. The list is unavoidably subjective.

Ranked: the world's best chocolate bars of all time