2020–2024: Five ITF Circuit championships Eala began her professional career in March 2020, making her debut on the
ITF Women's World Tennis Tour at the W15 Monastir series in Tunisia, where she won her first professional match. In January 2021, she captured her maiden ITF title at the W15 Manacor event in Spain, becoming the youngest and lowest-seeded junior reserve to do so. The victory earned her entry into the
WTA rankings, where she initially broke into the top 1000. Later that year, she reached her first ITF doubles final at the W25 Platja d'Aro in Spain with partner
Oksana Selekhmeteva, and made her
WTA Tour debut at the
Winners Open in Romania, where she became the first Filipino to win a tour-level match. Eala continued to gain exposure in 2022, receiving a wildcard into the
Miami Open main draw, though she exited in the opening round. That year, she also secured her second ITF singles crown at the W25 Chiang Rai in Thailand. In 2023, she entered Grand Slam competition for the first time, appearing in the
Australian Open qualifiers. Despite early-round exits at the
Thailand Open,
Miami Open, and
Madrid Open, she achieved a breakthrough in the rankings, reaching a career-high of No. 191 in September. Her rise was supported by strong performances on the ITF circuit, including titles at the W25 Yecla in Spain and the W25 Roehampton in the United Kingdom. On the WTA Tour, Eala reached the quarterfinals of the
Veneto Open, her best result of the year, and advanced to the semifinals of the
WTA 125 Canberra Tennis International doubles event with
Laura Pigossi. However, she was unable to progress beyond the qualifying rounds at all four Grand Slam tournaments—the
Australian Open,
French Open,
Wimbledon, and
US Open. Her 2024 campaign included appearances across the WTA Tour:
Miami,
Madrid,
Abu Dhabi,
Guadalajara, and
Wuhan, as well as several 250 (Nottingham, Ningbo, Guangzhou, Jiangxi) and 125-level (Canberra Tennis International, Oeiras Ladies Open, Makarska Open, Polish Open, Guadalajara 125) competitions. By the end of 2024, Eala had accumulated a total of five ITF singles titles and three ITF doubles titles. Ranked No. 140, Eala was awarded a wildcard for the
Miami Open, where she defeated
Jeļena Ostapenko,
Madison Keys, and
Iga Świątek before losing to
Jessica Pegula in the semifinals. Following these results, Eala became the first Filipino to reach a WTA 1000 event semifinal, the first Filipino woman to defeat a
major champion at a tour-level event in the
Open Era, and the first wildcard in history to defeat three major champions in straight sets at a single WTA event. On March 31, 2025, she entered the WTA's top 100 as the first Filipino to achieve the feat, ranking at No. 75. Eala reached the
Italian Open doubles quarterfinals partnering with
Coco Gauff, losing to
Jasmine Paolini and
Sara Errani. She made her
French Open debut, losing to
Emiliana Arango in the first round, but made it to round two of
doubles with
Renata Zarazúa. Eala then advanced to the quarterfinals of the
Ilkley Open. At the
Eastbourne Open, she lost to
Maya Joint in her first WTA 250 tour final. Eala's debut at Wimbledon resulted in two first-round losses: in
singles to
Barbora Krejcikova, and in
doubles with
Eva Lys to
Ingrid Martins and
Quinn Gleason. During her
US Open debut, she defeated
Clara Tauson in the first round, becoming the first Filipino player to achieve a match victory in a major tournament in the Open Era, but was subsequently defeated by
Cristina Bucșa in the second round. Seeded second, she won her first WTA 125 title by defeating
Panna Udvardy at the
Guadalajara 125 Open final, becoming the first Filipino to achieve this milestone. Eala then lost to
Janice Tjen during the quarterfinals of the
SP Open. She competed at the
Jingshan Open, where eventual champion
Lulu Sun defeated her during the semifinals. At the
Suzhou Open, she reached the quarterfinals, where she lost to champion
Viktorija Golubic. She later teamed up with
Nadiia Kichenok to reach the doubles semifinals at the WTA 250
Guangzhou Open, falling to eventual champions
Katarzyna Piter and Janice Tjen. In 2025, Eala recorded early-round exits in singles at the following tournaments:
Mumbai Open,
Oeiras Ladies Open,
Madrid Open,
Italian Open,
Birmingham Open, and
Nottingham Open. In the second half of the season, she also exited early at the
Canadian Open,
Wuhan Open,
Japan Open,
Guangzhou Open, and
Hong Kong Tennis Open. In doubles, she suffered first-round losses at the
Mumbai Open,
Oeiras Ladies Open,
Birmingham Open, and
Hong Kong Tennis Open. Eala finished the season ranked No. 50.
2026 Eala commenced her
2026 season at the
Auckland Open, reaching the semifinals of both the
singles and
doubles events. In singles, she was defeated by
Wang Xinyu; in doubles, she partnered with
Iva Jovic and lost to
Xu Yifan and
Yang Zhaoxuan. Eala then made her
Australian Open debut, exiting in the first round of both
singles and
doubles, the latter with
Ingrid Martins. Entering the inaugural WTA 125
Philippine Women’s Open as a wildcard, Eala reached the quarterfinals before losing to eventual champion
Camila Osorio. At the
Abu Dhabi Open, Eala reached the
singles quarterfinals, losing to
Ekaterina Alexandrova; in doubles, Eala, alongside partner
Janice Tjen, advanced to the
doubles semifinals before falling to
Tereza Mihalíková and
Olivia Nicholls. Her campaign at the
Qatar Open ended in the first round, and she later advanced to the quarterfinals of the
Dubai Championships, where she was defeated by
Coco Gauff. Eala then took part in the "Sunshine Double
", starting with the
Indian Wells Open, where she advanced to the fourth round of
singles before falling to
Linda Noskova. In doubles, she and
Iva Jovic were eliminated in the opening round. Her singles run in Indian Wells contributed to a career-high ranking of World No. 29 on March 16, 2026. She followed this with another fourth-round appearance at the
Miami Open, where she was defeated by
Karolína Muchová. Transitioning to the European clay season, Eala exited in the second round of the
Linz Open. The following week, she was defeated in the opening round of the
Stuttgart Open by
Leylah Fernandez. At the
Madrid Open, she was eliminated in the second round of both the
singles, losing to
Elise Mertens, and the
doubles, with
Zeynep Sönmez. ==National representation==