Servicemember Family Protection Act - Amends the Servicemembers Civil Relief Act to provide that if a court renders a temporary order for custodial responsibility for a child based solely on a deployment or anticipated deployment of a parent-servicemember, then the court shall require that upon the return of that servicemember from deployment the custody order that was in effect preceding such deployment shall be reinstated, unless the court finds that reinstatement in not in the child's best interest. Prohibits a servicemember's deployment or possible deployment from being considered in the determination of a child's best interest in a motion seeking a permanent order to modify custody. Provides that under a temporary custody order, if a state law provides a higher standard of protection to the deploying parent-servicemember, then the appropriate court shall apply the higher standard.