[4] Sonego was part of the Italian team that won the Davis Cup in 2023, and he reached a major quarterfinal at the 2025 Australian Open.

He began playing tennis when he was 11 years old, encouraged by his father Giorgio and his coach Gipo Arbino.

[5] Sonego has released three singles, all alongside AlterEdo: "Un solo secondo" (2021), which has amassed 1.5 million streams on Spotify;[6] "SWING" (2022), and "Cielo Aperto" (2023).

He made his ATP Tour debut in May 2016 at the Italian Open, where he received a wild card and lost against João Sousa in the first round.

Sonego started his Grand Slam career with a win over Robin Haase at the 2018 Australian Open.

Sonego entered 2018 Wimbledon as a lucky loser after being defeated by Ernests Gulbis in the third round of qualifying.

Sonego, as a qualifier, reached the quarterfinals of Monte-Carlo, upsetting 8th seed Karen Khachanov on the way.

Sonego won his first ATP title in Antalya, Turkey in June 2019, defeating Serbian Miomir Kecmanović in three sets in the final.

His match against Fritz had the longest tiebreak in French Open history in the third set, finishing eventually with a 19–17 score in favor of Sonego.

In Rome, Sonego scored his second top-10 win over Dominic Thiem, beating him in 3 sets in a match lasting over 3 hours.

In June, he reached his fourth final in his career and second for 2021 at the 2021 Eastbourne International[8] where he lost to Alex de Minaur.

[9] His next tournament was Queen's Club Championships, where he lost in the first round in straight sets to Viktor Troicki.

[10] Following his fourth-round showing at the 2021 Wimbledon Championships for the first time in his career, he reached a career-high of World No.

[17] Representing Italy in the Davis Cup tie against Slovakia, Sonego played one match and lost to Filip Horanský.

[24] Last year semifinalist at the Italian Open, he lost in a controversial first-round match to 13th seed Denis Shapovalov.

[25] Due to not defending his semifinalist points from last year, Sonego's ranking fell from 28 to 35.

[38] At the Qatar ExxonMobil Open, he put up a fight, but he lost in the first round to two-time champion, former world No.

In Miami he defeated Dominic Thiem[42] and upset 23rd seed Dan Evans to reach the third round, recording his 100th career win.

Next he defeated 12th seed Frances Tiafoe in straight sets to move to the fourth round,[43] where he lost to Francisco Cerúndolo.

[citation needed] He became the 11th active player to have won on all surfaces grass, clay and hard.