Creators of Programming Languages

Sometimes, when something becomes so popular, we tend to forget the people behind it over time. For an instance, a song. We know the lyrics as well as the one who sang it but a composer who really did the song is forgotten. Just like in programming languages, you know what they are called, what they do but do you really know who invented them? Now is the time to look back to the top 10 popular programming languages and their creators.