Julieta Pareja

Julieta Pareja (born February 18, 2009) is an American tennis player. She has a career-high combined ITF junior ranking of No. 7, achieved on June 9, 2025. She also has career-high WTA rankings of No. 269 in singles, achieved on March 30,, and No. 1,469 in doubles, achieved in September 2025.

Early life Pareja was born in Carlsbad, California, to father Pablo and mother Adriana. She is of Colombian descent; her father is a second-generation American who was born to a Colombian immigrant father, while her mother is originally from Bogotá. Her older sisters, Raquel and Antonia, are also tennis players.

Career Juniors In July 2024, Pareja won back-to-back titles at the J100 Copa Ciudad and the J200 Copa Liga de Tenis de Bogotá. Later that year, she represented the United States at the Junior Billie Jean King Cup and won the tournament with Tyra Caterina Grant and Kristina Penickova.

In January 2025, she won the J300 Copa Barranquilla, defeating compatriot Ishika Ashar in the final. In June, she reached both the girls' singles and doubles quarterfinals of the French Open and won the J300 Lexus British Open in Roehampton. The following month, she reached both the girls' singles and doubles finals of Wimbledon.

Professional In June 2024, Pareja won her first professional title at the W15 SoCal Pro Series event in Rancho Santa Fe, becoming the youngest player to win a SoCal Pro Series women's singles title. That August, she received a wildcard into the qualifying competition of the US Open, where she reached the third round.

In March 2025, she received a wildcard into the qualifying competition of the Indian Wells Open. Later that month, she qualified for her first WTA Tour main draw at the Copa Colsanitas, becoming the first player born in 2009 to compete in a main draw and win a match at this level. On her debut, she reached her first WTA Tour semifinal with wins over wildcard entrant , lucky loser Patricia Maria Țig, and Léolia Jeanjean, becoming the youngest WTA Tour semifinalist since Coco Gauff in 2019. Later that year, Pareja was given a wildcard entry to make her major debut at the US Open, but lost to ninth seed Elena Rybakina in the first round.

Endorsements In June 2025, Pareja signed with On, becoming the first American female tennis player to sign with the brand.

Performance timelines

Singles Current through the 2025 US Open.

Doubles Current through the 2025 US Open.

ITF Circuit finals Singles: 4 (3 titles, 1 runner-up) Legend W50 tournaments (2–0) W35 tournaments (0–1) W15 tournaments (1–0) Finals by surface Hard (2–1) Clay (1–0)

Result W–L Date Tournament Tier Surface Opponent Score Win 1–0 ITF Rancho Santa Fe, United States W15 Hard 5–7, 6–1, 6–4 Loss 1–1 ITF Bakersfield, United States W35 Hard Amelia Honer 4–6, 3–6 Win 2–1 Mar 2026 ITF Chihuahua, Mexico W50 Clay Kayla Cross 6–3, 7–6(5) Win 3–1 Jul 2026 ITF Columbus, United States W50 Hard (i) Sakura Hosogi 6–3, 6–3

Junior Grand Slam finals Singles: 1 (runner-up) Result Year Tournament Surface Opponent Score Loss 2025 Wimbledon Grass Mia Pohánková 3–6, 1–6

Doubles: 1 (runner-up) Result Year Tournament Surface Partner Opponents Score Loss 2025 Wimbledon Grass Thea Frodin Kristina Penickova Vendula Valdmannová 4–6, 2–6