Mandy Moore has welcomed her third child, a daughter named Louise Everett Goldsmith, who arrived happy and healthy. The actress joyfully announced the news on Instagram, referencing her own experience with the 'big three' from her former show 'This Is Us.' Louise shares her name with many women born in the '80s and '90s, reflecting its popularity as a middle name across generations. Moore and husband Taylor Goldsmith are also parents to two sons, August and Oscar, who are reportedly excited about their new sister. The announcement garnered enthusiastic support from Moore's co-stars and fans alike, celebrating her transition from on-screen mother to real-life mom of three. This significant event marks a joyful milestone for the actress, who has openly shared her journey to motherhood.