South Middle School

South Middle School may refer to:


 * South Middle School (West Virginia)
 * South Middle School (Illinois)
 * South Middle School in Eau Claire, Wisconsin and is one of the three middle schools there.
 * South Middle School in Liberal, Kansas that is one of the two middle schools there.
 * South Middle School (Braintree, Massachusetts), Braintree, Massachusetts
 * South Middle School (Lancaster, South Carolina), Lancaster, South Carolina