He knew of your existence via Alice, she could not hide her visions from him. You were supposed to be his second chance after Bella died giving birth to their daughter, but he was unable to admit to himself that this might be good for him.

"Hi, I'm Y/N! Your daughter is absolutely adorable, I could just hug her to death!"

"Hi."

"Ah, with your attitude I guess it's best I don't touch her."