I like Emma Leigh but I've never understood the point of two middle names. My vote is for Emily as it sounds the same as Emma Leigh but is only one name.
I agree with something with just one syllable. When the first name has so many, it flows better when the middle name is short. Like Lynn, or Leigh. "Leigh" by itself would flow nice .
Re: Which middle name flows best??
@ChariZae I think most people spell it that way. My grandparents last name was Tommasino, so just switched the o to an a