Celebrity Parents Sylvester Stallone Congratulates 'Wonderful' Daughter Scarlet, 19, on High School Graduation Sylvester Stallone shared a sweet family photo with wife Jennifer Flavin Stallone and daughters Sophia, Sistine and Scarlet in honor of the occasion By Georgia Slater Georgia Slater Twitter Georgia Slater is a writer/reporter on the Parents team at PEOPLE. She began at the brand in 2018 as an editorial intern and later returned as an intern on the Food team. Upon graduating from the University of Maryland in 2019, Georgia worked as an entertainment intern at USA Today before coming back to PEOPLE as a digital news writer. In April 2021, she began her role as a Parents writer/reporter. People Editorial Guidelines Published on June 16, 2021 11:53 AM Share Tweet Pin Email Photo: sylvester stallone/ instagram Sylvester Stallone is beaming with pride as his youngest child graduates high school. On Tuesday, the actor, 74, shared a series of sweet photos to Instagram in honor of his daughter Scarlet's high school graduation. In the first shot, the Rocky star poses with his wife Jennifer Flavin Stallone and their three daughters, Scarlet, 19, Sistine, 22, and Sophia, 24, as the family got together to celebrate the milestone. Stallone also posted a photo of Scarlet holding Class of 2021 balloons as well as a picture from her graduation ceremony. Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories. sylvester stallone/ instagram sylvester stallone/ instagram Meet the Stallones! See Sylvester Stallone's Cutest Family Photos Through the Years "Congratulations on graduating high school to our wonderful daughter SCARLET!" he captioned the post. Last month, the actor celebrated Scarlet's 19th birthday with a heartfelt social media tribute. The star shared a meaningful message alongside photos of his youngest daughter through the years. "Happy birthday to our amazing daughter, SCARLET, you are talented, humble and Generous to all. We love you beyond words," he wrote, tagging his daughter in the post. RELATED VIDEO: Sistine Stallone Says Dad Sylvester Stallone's Voice Was 'Too Distinct' to Read Lines With The First Blood actor also spent quality time with his oldest daughter Sophia last month as the pair played a round of golf together. Stallone shared a picture to Instagram of him and his daughter dressed in golf attire for their day on the green. "@sophiastallone Plays a real mean game of golf," the actor wrote.