MTO EXCLUSIVE: Meet Rosie O'Donnell's Niece . .. She's BLOWING UP On Instagram . . . Cause She's BUILT LIKE BLAC CHYNA!! (Only She's NATURAL)

Rosie O'Donnell was never known for being a good looking woman. Apparently, all the "pretty" genes must have skipped a generation.

But they all landed on her niece - and Instagram model named Ale.

Here's what she used to look like:

And now: