Do You Know These Kids? Updated Again

I got lost navigating the tubes of the interwebs. It happens. I don't even remember what tumblr site these photos are from, but I downloaded them and some others. You know, for fun. So here's the fun:

Who are these kids?

Malcom X

Yoko Ono

Update: The handsome young man was born in 1925 and the adorable little girl was born in 1933. One is dead, the other is not. They are both incredibly famous (or infamous, but mostly famous).

Update II:  A friend emailed me with the correct answer for the little girl:  Yoko Ono

Update III:  Another friend emailed the answer about the fella on top: Malcom X