Brody Jenner and Tiarah “Tia” Blanco have welcomed their second child.The Hills alum, 43, and the professional surfer, 29, announced the birth of their baby girl in a joint Instagram post on Saturday, Sept. 26. Their daughter, Dolly Jane Jenner, was born on Sept. 21, which is also recognized as International Day of Peace.Brody Jenner shared photos of himself and Tia with their newborn daughter, along with their 3-year-old daughter, Honey.“We welcomed our precious Dolly Jane Jenner on International World Peace Day 9/21/26.” View this post on Instagram Instagram PostThe TV personality also praised his wife for her strength during the birth and shared how emotional it was to watch her become a mother again.“Tia, I’m so proud of you. Watching you become a mom all over again reminded me just how amazing you are.”Brody Jenner shared an update on Tia and their daughter following the birth, saying both mother and baby were in good health after what he described as an intense but quick unmedicated labor.Further, he opened up about what the new addition means for their family. Brody Jenner said their family growing from three members to four was a feeling he would never forget.“Our family is everything to me.” View this post on Instagram Instagram PostConcluding his message, Brody Jenner celebrated his new role as a father of two daughters, and accompanied it with a pink heart emoji.“Officially a girl dad to 2.”Dolly Jane joins older sister Honey, who is now 3. The couple previously shared their excitement about expanding their family throughout Tia’s pregnancy, with the professional surfer also documenting parts of the journey on social media.Brody Jenner and Tia Blanco relationship timelineBrody Jenner and Tia Blanco began dating in April 2022 after meeting in Hawaii. Then, in January 2023, the couple announced that they were expecting their first baby.At the time, the two made a joint post of a sonogram accompanied by a heartfelt announcement:“To start off this new year, we’d like to take this opportunity to wish all of our friends, family and followers health, happiness & an abundance of love. We truly appreciate & love you all. We are excited to share with you the blessing of a new life in the new year.”By June that year, the reality star proposed while celebrating the baby shower.The following month, the pair welcomed their first daughter, Honey Raye Jenner, in Malibu, California.In July 2025, Brody Jenner and Tia Blanco finally tied the knot. The intimate ceremony took place at the Malibu home of Brody's mother, Linda Thompson.In March 2026, the couple announced that they were expecting their second child. View this post on Instagram Instagram PostThe pair often share a glimpse of their family on social media. In fact, last June, Brody posted a sweet anniversary message to Tia, writing:“Being a husband and a father has been the most rewarding and fulfilling chapter of my life. Today I celebrate one year of marriage to my best friend, the love of my life, and the rock of our family. You’ve given me more love, happiness, and purpose than I ever thought possible.”He also expressed his gratitude to his surfer wife, saying:“Thank you for everything you do for our family and for standing by my side through it all. I’m beyond grateful for this life we’ve built together and excited for everything that lies ahead.”