Bertrand Isidore Traoré (born 6 September 1995) is a Burkinabé professional footballer who plays as a forward or a right winger for Eredivisie club Ajax and captains the Burkina Faso national team.

After beginning his career at Auxerre, Traoré finished his development at Chelsea, and made his debut in a one-and-a-half-year loan at Vitesse in the Eredivisie.

In August 2010, it was reported that Traoré had joined the Chelsea Academy from French club Auxerre, rejecting Manchester United in the process.

He replaced Mike Havenaar after half-time; in the 67th minute, he scored Vitesse's second goal of the game which was assisted by fellow Chelsea loanee, Christian Atsu.

On 16 September, Traoré made his Chelsea debut in a 4–0 victory against Maccabi Tel Aviv in the UEFA Champions League group stage, coming on as a 77th-minute substitute for Ruben Loftus-Cheek.

On 31 January 2016, Traoré scored his first Chelsea goal in a 5–1 victory at Milton Keynes Dons in the FA Cup, confirming the result five minutes after coming on in place of Diego Costa.

[28] On 12 August 2016, Traoré signed a new three-year contract with Chelsea and joined Ajax on loan for the 2016–17 campaign, which reunited him with former Vitesse manager, Peter Bosz.

[40] In his first season in France, Traoré formed an attacking trio with Mariano Díaz and Memphis Depay, all of whom reached double figures in league goals.

[41] He was sidelined with knee ligament injury from November 2017 until January, when he returned and scored a free kick for the reserve team in a 3–2 home loss to SC Schiltigheim in the fourth tier.

[42] In the 2020 Coupe de la Ligue Final on 31 July, the last match in the competition, Traoré was the only player to miss in the penalty shootout as Paris Saint-Germain won 6–5 after a goalless draw; his attempt was saved by Keylor Navas.

[47] On 23 May 2021, the final day of the Premier League season, Traore scored the first goal at Villa Park with fans in attendance since the start of the COVID-19 pandemic in a 2–1 win over former club Chelsea, in which he also won the penalty that Anwar El Ghazi converted for the winner.

[52] On 1 February 2024, Traoré joined La Liga side Villarreal on a free transfer, signing a contract until the end of the season.

[54] Traoré participated at the 2009 FIFA U-17 World Cup[55] and 2011 African U-17 Championship,[56] and helped Burkina Faso beat Rwanda 2–1 in the continental final.

[57] At the age of 15, Traoré made his debut for the Burkina Faso senior national team on 3 September 2011 in a friendly match against Equatorial Guinea.