This video quickly pages through all the winners at Le Mans from 1923 until 2018.
It is quite interesting to see how car racing (and notably the rules of endurance racing) evolved throughout the years. There is a great variation between brands too, from Alfa Romeo, Bentley through a umber of less proliferate French Marques (like Alpine, Talbot and Simca) to Porsche and Audi all the way to the final victory of Toyota in a race against itself.