Thought you all needed the explanation. I know I did, now I completely understand!
The Silent Generation are people born before 1946.
The Baby Boomers are people born between 1946 and 1965.
Generation X are people born between 1965 and 1979.
Generation Y are people born between 1980 and 1996.
Why do we call the last one Generation Y?
I did not know until now, but the illustration below explains it eloquently...
And now, you too have learned something new too!