Coco Gauff recently attended her brother Codey’s baseball signing day event with the University of Missouri (Mizzou). The former world No. 2’s boyfriend, Jalen Sera, also reacted to the signing day event for the 18-year-old.
Gauff confirmed her relationship with Sera, an Atlanta-based musician and aspiring actor, in June 2025. The couple celebrated their second anniversary that month, revealing they had been dating since 2023.
Coco Gauff and Her Boyfriend React to Her Brother Codey’s Baseball Signing Day at Mizzou University
Gauff is a big sister to two brothers, Codey and Cameron. Codey, born on Sept. 21, 2007, plays baseball, and Cameron, the youngest, born on June 5, 2013, plays football and a bit of tennis.
Codey previously played for the San Diego Padres scout team for three years before committing to play baseball at Mizzou University in October 2024, where he will start college in the fall of 2025.
Recently, Gauff took to social media and shared a picture featuring her and Codey posing together with a painting of him from his signing day event. She expressed that she was “proud” of her brother and referred to him as her “GOAT,” “inspiration,” and “first friend.”
“signing day for my lil bro 😭🤍 so proud of you. Go be great, My GOAT, my inspiration, my reason, my first friend. I love you! Proud of you!#D1,” Gauff captioned her Instagram story.
“🥹,” she added.
Gauff’s boyfriend, Sera, also reacted to Codey’s signing day pictures with three fire emojis.
“🔥🔥🔥,” Sera commented.
On the tennis side of things, Gauff concluded her 2025 season after competing in the WTA Finals. She was the defending champion at the tournament but was unable to advance past the round-robin stage this year.
Throughout the season, Gauff secured four titles: two in singles, one in doubles, and one with the American team at the United Cup. At the beginning of the season, she and Taylor Fritz helped Team USA win their second title at the United Cup by defeating Team Poland in the final.
Gauff won her first singles title of the year at the 2025 French Open. She triumphed over Olivia Gadecki, Tereza Valentová, Marie Bouzkova, Ekaterina Alexandrova, Madison Keys, and Loïs Boisson to reach the final. She then defeated Aryna Sabalenka 6-7(5), 6-2, 6-4, claiming her first singles title at Roland Garros and her second Grand Slam singles title overall.
Gauff’s second singles title of the year came at the 2025 Wuhan Open. On her way to the final, she overcame Moyuka Uchijima, Zhang Shuai, Laura Siegemund, and Jasmine Paolini. In the championship match, she defeated Jessica Pegula 6-4, 7-5, winning her third WTA 1000 title and her 11th career WTA Tour singles title.
The former doubles world No. 1 won her only doubles title of the year at the 2025 Canadian Open, partnering with compatriot McCartney Kessler. They defeated the duo of Taylor Townsend and Zhang Shuai with a score of 6-4, 1-6, [13-11] in the final to secure the title.
