History of Gabriel Diallo in Timeline

Gabriel Diallo is a Canadian professional tennis player. He reached a career-high ATP singles ranking of No. 53 on May 19, 2025, and a doubles ranking of No. 321 on January 8, 2024. As of recently, he is the No. 3 ranked Canadian player.

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Full Timeline

September 24, 2001: Gabriel Diallo's Birth

On September 24, 2001, Gabriel Diallo was born. He is a Canadian professional tennis player.

Others born on this day/year

2018: Félix Auger-Aliassime wins Tashkent Challenger

In 2018, Félix Auger-Aliassime won the Tashkent Challenger.

November 2022: Career-High Ranking

In November 2022, Gabriel Diallo finished the year with a career-high ranking of No. 224 on 21 November 2022.

May 2023: Top 150 Debut in ATP Rankings

In May 2023, after reaching the semifinals at the Challenger in Busan, South Korea, where he lost to Max Purcell, Gabriel Diallo made his top 150 debut in the ATP rankings on 22 May 2023.

August 2023: First ATP Tour Match Win and Doubles Title

In August 2023, Gabriel Diallo defeated Dan Evans to win his first ATP Tour match at the National Bank Open in Toronto. He also won the doubles title at the Winnipeg Challenger with Leandro Riedi.

September 2023: Davis Cup Victory Over Lorenzo Musetti

In September 2023, at the Davis Cup Finals group stage, Gabriel Diallo defeated world No. 18 Lorenzo Musetti, giving Canada the victory over Italy.

October 2023: Second Challenger Title and Top 130 Ranking

In October 2023, Gabriel Diallo won his second Challenger title at the Slovak Open and reached the top 130 on 16 October 2023.

January 2024: Career-High Doubles Ranking

In January 2024, Gabriel Diallo achieved a doubles ranking of No. 321.

May 2024: First Grand Slam Qualification at French Open

In May 2024, Gabriel Diallo qualified for his first Grand Slam at the French Open, defeating Genaro Alberto Olivieri, Marco Trungelliti, and Alexander Ritschard. He lost to Kei Nishikori in the first round.

August 2024: US Open Debut and Qualification

In August 2024, Gabriel Diallo qualified for the main draw of the US Open, making his debut, with wins over Sho Shimabukuro, Titouan Droguet and Valentin Royer.

September 2024: US Open Third Round and Career-High Ranking

In September 2024, Gabriel Diallo defeated Jaume Munar and Arthur Fils to reach the third round of the US Open, resulting in a new career-high ranking of world No. 103 on 9 September 2024. He then lost to Tommy Paul.

October 2024: Maiden ATP Tour Final and Top 100 Ranking

In October 2024, Gabriel Diallo reached his maiden ATP Tour final at the Almaty Open, defeating Christopher O'Connell, Borna Ćorić, Alejandro Tabilo, and Francisco Cerúndolo. He lost to Karen Khachanov in the final, but reached the top 100 in the rankings on 21 October 2024.

May 2025: Career-High ATP Singles Ranking

In May 2025, Gabriel Diallo achieved a career-high ATP singles ranking of world No. 53, becoming the No. 3 Canadian player.

May 2025: Masters 1000 Quarterfinal and Top 60 Ranking

In May 2025, Gabriel Diallo made his debut at the Mutua Madrid Open as a lucky loser and recorded his first Masters wins on clay, reaching the quarterfinals. As a result, he reached the top 60 in the rankings on 5 May 2025.