The tiny tot, who is third in line to the throne, wore his cream-colored traditional christening gown for the occasion, and though he was heard crying before entering St. James' Palace for the service, he looked calm in his mother's arms upon exiting.
Middleton, 31, wore a matching cream-colored Alexander McQueen dress with coordinated pumps and a fascinator.
The service was short with only two hymns, two lessons read, and two anthems sung. The Archbishop of Canterbury Justin Welby baptized Prince George, and Pippa Middleton and Prince Harry each read a Bible verse for the occasion.
The Duke and Duchess of Cambridge welcomed Prince George on July 22, 2013, and have since taken a hands-on approach to parenting. They hired Jessie Webb, Prince William's childhood nanny, to look after their son on a part-time basis.