João Fonseca, currently 24th tennis player in the ATP rankings, starts the 2026 season as sixth seed in the ATP 250 of The tournament starts on January 5, 2026, at Queensland Tennis Centre, and serves as preparation for Australian Open. The 19-year-old from Rio arrives at the event after a successful campaign in 2025, with two ATP titles and a jump of 121 positions in the rankings.
The ATP 250 of Brisbane brings together 32 players, including the Russian Daniil Medvedev as seed number 1. Fonseca faces a competitive bracket, with opponents such as the Spanish Alejandro Davidovich Fokina and the Czech Jiri Lehecka. Essa seed position guarantees the Brazilian an initial match against a qualifier or a lower-ranked tennis player, facilitating advancement in the preliminary rounds.
In 2025, Fonseca won the ATP 250 of Buenos Aires and the ATP 500 of Basileia, in addition to winning the Challenger of Esses results elevated the tennis player to number 1 in Brasil and placed him in the top 30 worldwide for the first time.
- ATP titles in 2025: two (Buenos Aires and Basileia).
- Wins for the year: 25-15, including clashes against top 10.
- Accumulated prizes: around R$9.4 million.
The tournament in Brisbane takes place on outdoor hard courts, a surface that favors Fonseca’s aggressive style.
🎾 Calendário of João Fonseca for the first quarter of 2026 🎾pic.twitter.com/plelsZI4NV
—João Fonseca Updates (@fonsecaupdates)November 24, 2025
Evolution of Fonseca on the professional circuit
Fonseca started 2025 as 145th in the rankings, after victories in Challengers. In January, he beat Challenger of Canberra, making it 10 consecutive victories. Esse performance opened doors to bigger tournaments.
At the ATP 250 of Buenos Aires, in February, the Brazilian reached the semifinals at the age of 18, the youngest in an ATP in the open era. Lá, defeated experienced rivals and won the title, his first at the main level.
The achievement in Basileia, in October, represented the biggest trophy of his career so far. Fonseca beat Spain’s Alejandro Davidovich Fokina in the final 6-3, 6-4, with 28 winners and a performance rating of 8.91.
These feats made him the fourth youngest to win ATP and Challenger in the same year, behind only legends like Juan Martin del Potro.
Seeds and rivals in Brisbane
The ATP 250 of Brisbane 2026 attracts big names, without a top 10, but with Medvedev leading. The Russian, 13th in the world, is looking to regain form after recent injuries.
Davidovich Fokina, third seed, comes second in Basileia against Fonseca. The direct confrontation could occur in the semifinals, testing the Brazilian’s consistency.
Lehecka, fourth seed, won the tournament in 2025 and defends points. Paul, fifth, represents the USA with a powerful hard forehand.
- Main key heads:
- Daniel Medvedev (RUS).
- Alejandro Davidovich Fokina (ESP).
- Jiri Lehecka (CZE).
- Tommy Paul (USA).
- Denis Shapovalov (CAN).
- João Fonseca (BRA).
Shapovalov, sixth in the entry rankings but fifth seed, adds unpredictability with his serve.
Preparation for Australian Open
Fonseca heads to Adelaide right after Brisbane, from January 6th to 11th. Esse ATP 250 complements the Australian tour, aiming for seed at Grand Slam.
Australian Open starts on January 12th, at Melbourne. With top 30 guaranteed, Fonseca aims for quarters or better, after the third round in 2025.
Training at Rio of Janeiro focuses on endurance and booty, after back pain in October. Coach Guilherme Teixeira emphasizes rapid adaptation to harsh conditions.
In a recent showing on Miami, Fonseca lost to Alcaraz in the tie-break, but won praise from the Spaniard: “Special player”.
The calendar includes Copa Davis against Canadá in February, before defending the title in Buenos Aires.
Tournament history at Austrália
Brisbane debuted in 2009, with winners including Federer and Murray. Nenhum South American advanced from the quarterfinals until 2010, when Bellucci reached there.
In 2025, Lehecka took the title, beating Dimitrov in the final. The event distributes US$1 million in prizes, with US$85,000 going to the champion.
Fonseca debuts in the tournament, but gets to know the region after Canberra. Quadras in Brisbane favor baseline, in line with the Brazilian’s game.
Early challenges in the bracket
As seed, Fonseca avoids top seeds on debut. Possíveis early opponents include wild cards or qualifiers, such as the French Corentin Moutet.
Advancing to the round of 16 could bring Norrie or Tiafoe, both top 30. The British Norrie, seventh seed, has a good record in the Ásia-Pacific.
Tiafoe, eighth, won Brisbane in 2024 and is looking for consistency. Fonseca is 2-1 against North Americans in 2025.
The tournament uses a 32-player system, with six qualifiers. Sem top 10, the bracket allows upsets, benefiting young people like Fonseca, 19 years old.
Full Calendar of Fonseca in 2026
After Austrália, Fonseca plays Indian Wells and Miami, mandatory for top 30. Esses Masters 1000 offers high points.
In February, he defends Brasil at Davis, at home against Canadá. Logo goes on to Rio Open, ATP 500 on clay court.
- Tournaments confirmed until March:
- Brisbane (ATP 250, hard).
- Adelaide (ATP 250, hard).
- Australian Open (Grand Slam, hard).
- Cup Davis (qualifier).
- Buenos Aires (ATP 250, clay).
- Rio Open (ATP 500, clay).
- Indian Wells (Masters 1000, hard).
- Miami (Masters 1000, tough).
The focus is consolidation, with ATP bonuses for obligations fulfilled.
João Fonseca has accumulated 2.5 million dollars in prizes since 2021. In 2025, four titles surpassed veterans like Djokovic.
