It seems that you can get married at age 17 in Georgia, but you must be accompanied by both your parents and her parents.
If the bride is pregnant, no parental consent is required if you submit a statement from a Georgia licensed physician certifying that the bride is pregnant.
There apparently is no waiting period in Georgia....
You do not have to be a resident of Georgia. However, if not a resident, you must apply in the county where the marriage is to be performed.
Two valid forms of id such as drivers license, birth certificate, U. S. passport, Armed Forces ID card, or Resident Alien ID card. Applicants will also be asked to fill out a brief form.
State and county marriage license requirements often change. The above information is for guidance only and should not be regarded as legal advice.
It is important that you verify all information with your local marriage license office or county clerk before making any wedding or travel plans.
Applying for a Marriage License in Georgia -- How to Get Married in Georgia