Definatly R2 D2
R2-D2 i think is more famous
R2-d2
R2-d2
R2-d2
R2-d2
R2-d2
r2-d2
I have to say I like R2-D2 a lot so I think he is more famous.
R2 D2 by far
BABY YODA IS FAMOUS FOR ITS CUTENIS AND FOR ITS SMARTNIS.
r2 d2 because he has powers
sonic the hedgehog is way better and cooler then r2-d2 so why would he not be more famous. there are more games based on sonic the hedgehog and besides r2-d2 is a side character