Sadly for her she never knew him. The parents split up, he left England and she stayed with her mother. Byron died when she was just eight years old.

Look for Sydney Padua's comics for a lot of weird and strange facts about Lovelace and Babbage. (To be fair, Babbage was much weirder)

I was surprised to learn that as well.

I learned about it in Walter Isaacson's Innovators.