Zizou Bergs

Early life Bergs was born in Lommel, Belgium, to parents Koen Bergs and Anne-Mie Driesen. His father is the senior executive of a train company in Belgium and his mother is a photographer. He has a brother, Maxim. Bergs' parents named him Zizou after French football player Zinedine Zidane, who had this nickname. He started taking tennis lessons in his early childhood at age 3.

Career

2020: ATP Tour debut and first win Bergs made his ATP main draw debut as a wildcard at the 2020 European Open. In the first round, he recorded his first ATP victory by defeating Albert Ramos Viñolas in straight sets, before pushing world No. 17 Karen Khachanov to three sets in the second round.

2021: Three ATP Challenger titles, top 200 debut In March 2021, Bergs won his first Challenger title at Saint Petersburg. Later that month, he won his second Challenger title at Lille. In June, he won his third Challenger title at Almaty.

After defeating fellow qualifier Oscar Otte in the first round of the Swiss Open Gstaad, he reached the top 200 at World No. 196 on 26 July 2021. In October, he again received a wildcard into the European Open, but lost in the first round to Lloyd Harris.

2022: Major & top 150 debuts, Challenger title, Bergs reached his first final of the season at the Saint-Brieuc Challenger, losing to Jack Draper. In May, he reached his second Challenger final of the season at the Saturn Oil Open in Troisdorf, Germany, where he lost to Lukáš Klein.

Ranked No. 207, he won the Ilkley Trophy as a qualifier, defeating lucky loser Alexei Popyrin in the semifinals and Jack Sock in the final. As a result, he received a wildcard into Wimbledon, where he made his Grand Slam debut. He also climbed more than 60 positions up the rankings to a new career-high of world No. 146 on 20 June 2022. He then qualified for the main draw at the Australian Open, defeating another Bulgarian, Adrian Andreev, but lost in the first round to Laslo Djere.

The Belgian received a wildcard for the Miami Open, but lost in the first round to lucky loser Thanasi Kokkinakis. He entered the U.S. Men's Clay Court Championships as a lucky loser directly into the second round, but lost to Cristian Garín. As the defending champion, he entered the Ilkley Trophy Challenger, but lost to Denis Kudla in the second round.

Bergs missed several months playing on the ATP Tour, due to a torn ligament in his left wrist, but returned in September at the Chengdu Open as a wildcard. In October, he received a wildcard in doubles for the European Open in Antwerp, alongside compatriot Tibo Colson. In November, at the Calgary Challenger, he reached the quarterfinals and won his sixth Challenger title in Drummondville, and in December, his seventh in Yokkaichi.

2024: French Open debut, top 65

In April, Bergs won his first match of the season on the ATP Tour in Houston, defeating qualifier Patrick Kypson in the first round, before losing to top seed and eventual champion Ben Shelton in the second round. Bergs then reached back-to-back finals on the ATP Challenger Tour, in Sarasota where he lost to Thanasi Kokkinakis and in Tallahassee where he defended his title and defeated Mitchell Krueger to win his eighth Challenger title.

Bergs received a wildcard for the main draw at the Madrid Open, where he made his debut but lost in the first round to Luca Van Assche. In May, Bergs qualified for the main draw of the Italian Open, where he lost to Rafael Nadal in the first round. Ranked No. 102, Bergs made his French Open debut after qualifying for the main draw. He upset 24th seed Alejandro Tabilo for his first win at a Major and defeated Maximilian Marterer to reach the third round of a Major for the first time where he lost to 10th seed Grigor Dimitrov. As a result, he reached the top 85 in the rankings on 10 June 2024.

In the beginning of the grass court season he entered the main draw of the Rosmalen Open as a lucky loser and defeated local wildcard Tim van Rijthoven, before losing to top seed Alex de Minaur in the second round. He also entered the main draw at the Wimbledon after qualifying but lost to Arthur Cazaux in five sets with a super tiebreaker in the fifth. As a result, he reached the top 75 in the singles rankings on 15 July 2024. He lost his next match against 31st seed Flavio Cobolli. In October, Bergs reached the quarterfinals at the European Open in Antwerp with wins over Facundo Díaz Acosta and fourth seed Sebastián Báez, before his run was ended by eighth seed Marcos Giron. The following month, ranked No. 61, Bergs also made it through to the quarterfinals at the Moselle Open, defeating lucky loser Manuel Guinard and Hugo Gaston. Bergs lost in the last eight to Cameron Norrie.

2025: ATP finals, top 10 win, Masters quarterfinal, top 50 In January, Bergs reached his maiden ATP Tour final as a qualifier at the 2025 ASB Classic with wins over Pablo Carreño Busta, Francisco Comesaña, Isaac Becroft, Luca Nardi, Roberto Carballés Baena, and seventh seed Nuno Borges. As a result, Bergs reached the top 60 in the rankings on 13 January 2025. He lost to Gaël Monfils in straight sets in the championship match.

In February, Bergs reached his second career semifinal at the Open 13 in Marseille, with wins over eight seed Nuno Borges and Zhizhen Zhang by retirement. In March, at the 2025 Miami Open, Bergs reached the third round recording his first top 10 win over eight seed Andrey Rublev. As a result, he reached the top 50 on 31 March 2025.

In June, Bergs reached his second career ATP final at the 2025 Libéma Open in 's-Hertogenbosch with a win over Mark Lajal in the quarterfinal, and Reilly Opelka in the semifinal. He lost to Gabriel Diallo in the final.

In September, Bergs reached the third round of the US Open after the withdrawal of Jack Draper, where he lost to Jaume Munar in straight sets. At the 2025 Rolex Shanghai Masters he reached his first Masters-level quarterfinal defeating Gabriel Diallo and reached the top 40 on 13 October 2025.

2026: First Belgian ATP Tour grass champion Bergs defeated Ugo Humbert in the final of the 2026 Eastbourne Open to lift his first ATP Tour title. Bergs became the first Belgian player to win an ATP Tour title on grass.

National representation In the 2025 Davis Cup qualifiers tie against Chile, Bergs struck his opponent Cristian Garín with his shoulder while celebrating a point, with Garín grasping at his right eye and collapsing to the ground. Bergs was given a warning for unsportsmanlike conduct. According to the Chilean team doctor, Garín was in no condition to continue playing. However, the independent tournament doctor cleared Garín to continue. As Garín did not return to court, umpire Carlos Ramos gave him three consecutive time violations, thus ending the match. In a news conference, umpire Ramos said "I consider it was a very unfortunate accident between two players — caused unfortunately by a player without any intention". After the match, the Chile Tennis Federation officially requested to the International Tennis Federation a reversal of the match result, a rescheduling of the decisive fifth match to a later date and an automatic wildcard entry into the Davis Cup Finals, as well as an internal revision of umpire Ramos actions and decisions.

Performance timeline

Singles Current through the 2026 Wimbledon Championships.

ATP Tour finals

Singles: 3 (1 title, 2 runner-ups) LegendGrand Slam (–)ATP 1000 (–)ATP 500 (–)ATP 250 (1–2)Finals by surfaceHard (0–1)Clay (–)Grass (1–1)Finals by settingOutdoor (1–2)Indoor (–)

Doubles: 1 (runner-up) LegendGrand Slam (–)ATP 1000 (–)ATP 500 (–)ATP 250 (0–1)Finals by surfaceHard (–)Clay (–)Grass (0–1)Finals by settingOutdoor (0–1)Indoor (–)

ATP Challenger Tour finals

Singles: 13 (8 titles, 5 runner-ups)

Finals by surfaceHard (4–2)Clay (3–3)Grass (1–0)

Doubles: 1 (title)

ITF Tour finals

Singles: 8 (4 titles, 4 runner-ups)

Finals by surfaceHard (3–2)Clay (1–2)

Doubles: 8 (4 titles, 4 runner-ups)

Finals by surfaceHard (3–2)Clay (1–2)

Wins over top 10 players Bergs has a record against players who were, at the time the match was played, ranked in the top 10.