Most Common Distribution of Linux

Today,
Most Linux distributions are used by millions of People,s in the world.
There are some differences in Most of the Distributions(Versions).(Flavours).
So the Most Common Used Distributions are :

Linux Fedora



Linux Ubuntu


These Distributions are Used Widely..and their Content is Available Widely on the Web.
So those who are new to linux Operating System would use these Distributions first.
Enjoy.