Olympian ice skater Michelle Kwan is officially a mother of two. She announced the birth of her second child on Thursday. Kwan’s recent relationships have been very low-key, with little to no information about the father of her kids.Her last public relationship was with her ex-husband, Clay Pell. They got engaged in September 2012 and were married a year later. After four years of marriage, Clay filed for divorce, citing irreconcilable differences as the cause of the split. He announced their separation in a statement:“It is with deep regret that I share that Michelle and my marriage is coming to an end,” he began. “This is a sad and difficult turn of events for our family. I love Michelle, and wish her the very best as her life takes her in a new direction.”Clay Pell added:“I want to thank friends and family who have given wisdom and support, and I ask for privacy during this challenging time.”Kwan and Pell didn't have any children together.More details on Michelle Kwan’s pregnancyMichelle Kwan took to her official Instagram on Thursday, December 11, to introduce her baby. The former US ambassador posted a carousel of pictures, including photos of the newborn and her first daughter, and a video showing the growth of her baby bump. View this post on Instagram Instagram PostShe captioned the post:“Christmas came early. I'm overjoyed to share that our baby girl - Della Rose Kwan — has arrived! My heart doubled in an instant the moment I held her in my arms, and watching my daughter walk into the hospital to meet her baby sister brought tears to my eyes.”The figure skater continued:“I've always dreamt of having children, and when Kalista came into the world, I was already beyond grateful for a miracle that once felt impossible after years of trying.”She thanked everyone who provided support during her pregnancy, including her partner, who remains anonymous.“I'm endlessly thankful for my love, who I'm so lucky to share my life with.”She also gave a shoutout to the “incredible doctors and support team” who helped her.Michelle Kwan spoke about how out of control her pregnancy was and the awe that came with bringing a life into the world.She said:“As an Olympian, I've pushed my body to its limits and been amazed by its strength, but carrying another life has left me in even greater awe.”Adding:“There were moments of frustration over how little I could control-a humbling reminder that fertility is something none of us can fully predict.”Michelle Kwan concluded the lenghty statement with some advice for all the moms and moms-to-be.“To all the moms, moms-to-be, and the women and families dealing with infertility or praying to build a family-I know what you're going through and I'm hoping you feel loved and supported in every way as you navigate this journey.”Also read: Who are Sophie Kinsella’s children? All we know about Confessions of a Shopaholic author’s kids as she dies at 55