Different Versions Of Android

Android Cupcake (1.5)
Android Donut (1.6)
Android Eclair (2.0.1 - 2.1)
Android Froyo (2.2 - 2.2.3)
Android Gingerbread (2.3 - 2.3.7)
Android Honeycomb (3.0 - 3.1)
Android Ice Cream Sandwich (4.0 - 4.0.4)
Android Jellybean (4.1 - 4.2)
Android Key Lime Pie (Yet to be announced)

Notice the pattern? Yes? No? 
They are categorized as Desserts and are Alphabetically ordered.
So just a guess, Android Lollipop for the next one......