Trained at Paris Saint-Germain's academy, Coman moved to Juventus in 2014 on the expiration of his contract, winning the Serie A and Coppa Italia in his first season in Italy.

[citation needed] On 6 June, Coman appeared as a last-minute substitute for compatriot Patrice Evra in the 2015 UEFA Champions League Final as Juventus were defeated 3–1 by Barcelona at Berlin's Olympiastadion.

[15] Coman started in the 2015 Supercoppa Italiana on 8 August at the Shanghai Stadium ahead of new signing Paulo Dybala, making way for him after an hour of the 2–0 win over Lazio.

[18] Coman made his debut on 12 September, replacing Arturo Vidal after 56 minutes of an eventual 2–1 Bundesliga win over FC Augsburg at the Allianz Arena.

[22] He was runner-up to compatriot Anthony Martial of Manchester United for the 2015 Golden Boy, awarded to Europe's best player under 21 years of age.

[37] On 12 August 2018, Coman played the first competitive fixture of the season after coming on as a substitute and scored a goal in a 5–0 victory over Eintracht Frankfurt as his team won the 2018 DFL-Supercup.

[38] Twelve days later, in the first game of the Bundesliga season, he sustained a syndesmosis ligament tear above his left ankle in a match against 1899 Hoffenheim.

[45] On 21 October 2020, Coman scored a brace and provided one assist in a 4–0 win against Atlético Madrid in the first match of the 2020–21 UEFA Champions League.

[46] Coman won his 10th league title of his professional career on 8 May 2021 after closest challengers RB Leipzig failed to win their match against Borussia Dortmund.

[48] Entering this season, Kingsley Coman hired agent Pini Zahavi, who also represented former teammates David Alaba and Robert Lewandowski to secure a transfer to another club.

[54] On 2 June 2014, aged just 17, Coman made his first appearance for the France under-21 team, starting in a 6–0 friendly victory against Singapore and scoring once in the match.

[56] He made his debut eight days later at the Stade de France, coming on as a 69th-minute substitute for Anthony Martial in a 2–0 win over world champions Germany, overshadowed by shootings and explosions around the stadium.

[57] The following 29 March against Russia, in the first game at the venue since the attacks, Coman replaced Martial at half time and scored his first international goal when set up by Dimitri Payet, confirming a 4–2 win.

[58] In May 2016, Coman was named to national team manager Didier Deschamps' 23-man France squad for UEFA Euro 2016, to be played on home soil.

[65] On 18 December 2022, he came on as a substitute for Antoine Griezmann in the 2022 FIFA World Cup final against Argentina, the match finished 3–3 and went to a penalty shoot-out.

[66] Regarded as one of the most promising young players of his generation,[67][68] Coman is a quick, talented and technically gifted winger, with good dribbling skills, vision, and explosive speed and acceleration.

Although he is naturally right-footed, his preferred position is on the left, which allows him to beat opponents in one on one situations, cut into the centre onto his right foot, and either shoot on goal, create chances for teammates, or make attacking runs into the area.

[68] Under Julian Nagelsmann at Bayern and Didier Deschamps in the France senior national team, Coman has occasionally played as an attacking right wingback.

[71][72] In June 2017, Coman was arrested for domestic violence after allegedly physically assaulting model Sephora Goignan, his ex-girlfriend and mother of his first child.