The Kardashian-Jenner family celebrated Saint West's first birthday on social media on Monday. Khloé Kardashian shared two photos of her nephew on her website and app. West's fellow aunt Kendall Jenner also sent her best wishes to the birthday boy on her website. Kourtney Kardashian shared a throwback photo of herself and Saint the day he was born on Instagram. Grandma Kris Jenner also shared a shot of baby Saint.