Maxime Cressy was born the youngest of three boys in Paris to a French father, Gérard, and an American mother, Leslie.

[2] On May 25, 2019, he and Keegan Smith won the 2019 NCAA tennis doubles championship at University of California, Los Angeles (UCLA).

[3] Cressy made his Grand Slam main draw debut at the 2020 US Open as a wildcard entrant where he reached the second round after defeating Jozef Kovalík.

[6] After qualifying for the main draw at the 2021 US Open, Cressy won a five-set match with a fifth set tiebreak against ninth seed and two-time US Open semifinalist Pablo Carreño Busta, after coming back from two sets to love down to win in a tiebreak, saving four match points in the process.

Getting past qualifying, he saved two match points in the second round to beat second seed, world No.

[15] Cressy qualified for direct entry at the Australian Open after the withdrawal of Dominic Thiem.

[19] Seeded sixth at the first edition of the Dallas Open, Cressy lost in the first round to qualifier Jurij Rodionov.

[20] Seeded eighth at the Delray Beach Open, he was defeated in the first round by John Millman in three tiebreaker sets.

[22] At the 2022 Eastbourne International he reached his second final after defeating leading British player Jack Draper.

[25][26][27] He won his first ATP Tour title at the 2022 Hall of Fame Open in Newport, Rhode Island.

[28] He would go on to win the title after defeating third seed Alexander Bublik in the final, coming back from a set and a break down.

[38] In doubles, he and his partner Albano Olivetti made it to the final; however, they lost to Robin Haase and Matwé Middelkoop.

Seeded 32nd at the 2023 BNP Paribas Open in Indian Wells, he lost in the second round to qualifier Alejandro Tabilo.

[45] Cressy started his clay court season at the 2023 Grand Prix Hassan II in Marrakesh.

[48] In Madrid, he pushed 2013 finalist and three-time Grand Slam champion Stan Wawrinka in the first round to three sets, but ended up losing the match.

As a result of poor form and multiple first round losses, he dropped out of the top 100 in singles on 17 July 2024.

At the 2023 Hall of Fame Open where he was the defending champion, Cressy was defeated by eventual finalist Alex Michelsen.

[53] In September 2023, Cressy won the 2023 Open de Rennes, his first title on the ATP Challenger Tour in two years, defeating Benjamin Bonzi in the final.

180, at the 2024 Hall of Fame Open in Newport, Rhode Island, he recorded his first ATP win over Radu Albot in a year, since July 2023 in Atlanta.

[55] He also qualified for the main draw of the Citi Open in Washington, defeating two Australians Tristan Schoolkate and Marc Polmans.

At the 2024 US Open he lost to Jan Choinski in the last round of qualifying on three sets with a supertiebreak in the third, having three match points.

Cressy is a big server who plays a predominantly serve-and-volley style in his service games.