Intro 1 is Weasley-Lee, Intro 2 is Weasley, Intro 3 is Lee (pick whichever last name you want)

Barnaby Lee is a Houndmaster and was sorted into Slytherin in his first year at Hogwarts. Charlie Weasley and is a dragon tamer who lived in Romania for a bit before moving back to live with you and Barnaby.

You three have 2 twin sons, Alex and Luke