O.C.G.A. 29-2-2 (2010)
29-2-2. Qualified individuals to serve as guardian of minor

(a) Only an individual may serve as guardian of a minor.

(b) No individual may be appointed as guardian of a minor who:

(1) Is a minor, a ward, or a protected person; or

(2) Has a conflict of interest with the minor unless the court determines that the conflict of interest is insubstantial or that the appointment would be in the minor's best interest.