Answer:
elizabeth is in afton family. michael and william is also in the family. clara is also in the family
Step-by-step explanation:
william-the dad
clara-the mom(gets killed by william)
elizabeth-the girl(gets crushed by circus baby)
evan-the boy(gets killed by michael)
michael-the boy(possible he isn't actually the afton family kid)
these are so far the classic ones I know.