Meghan Markle gave the world a glimpse of Prince Archie. In celebration of her son's seventh birthday, the Duchess of Sussex shared multiple photos of Archie on Instagram. "7 years later...happy birthday to our sweet boy," the proud mom captioned the update. Meghan Markle shares a photo of Prince Harry and newborn Prince Archie. By: @meghan/INSTAGRAM The first shot shows Prince Harry gazing down at his eldest child right after he was born. The second picture shows Archie and his little sister, Princess Lilibet, walking along the beach.