CHOOSING YOUR GODPARENTS:
At least one godparent must be chosen for Baptism - male or female or one of each. CCC 873 This (these) person(s) must be able to profess the Catholic Faith, be at least 16, have received the all the sacraments of initiation (Baptism, Communion and Confirmation) and be in good standing with the Catholic Church.
A non-Catholic Christian can accompany a Catholic godparent as a Christian witness.