Question: how to change your child's last name in tn?
Answer: Step 1 – Complete Petition. Download and complete the Petition for Change of Name of a Minor Form. ... 
Step 2 – Complete Order. Download and complete the Order for Change of Name of a Minor Form. ... 
Step 3 – Gather Documents. ... 
Step 4 – File Petition. ... 
Step 5 – Attend Hearing.