I saw this question so often around the forum and club in general, I wanted to give my answer. I’ve been firmly Captain Swan since the bean-stalk, so keep that in mind while I point out all of Hook’s shortcomings.

I believe there are many reason to this dislike of Hook.
When Mary Margaret and Emma first met Hook, he was working with a woman who had just murdered an entire village, lied to their faces and was planning to double cross them. Snow knew him by reputation as a ruthless pirate captain, and repeatedly told her daughter not to trust him. He later ripped the heart out of Aurora to...