Krépin Diatta (born 25 February 1999) is a Senegalese professional footballer who plays as a right winger for Ligue 1 club Monaco and the Senegal national team.

[4] On 4 April 2017, he made his Sarpsborg debut in a 3–1 home win against Sogndal, subbing-in, in the 83rd minute for Ole Jørgen Halvorsen.

On 24 October 2018, Diatta made his UEFA Champions League debut in a 1–1 home draw against AS Monaco, coming on as an injury time substitute for Emmanuel Dennis.

[10] On 10 March 2019, he scored his first goal for the club in a 4–0 away win against Eupen, shooting from the left side of the box and into the bottom right corner of the net in the 23rd minute.

[12] He scored his first European goal for Monaco against Sturm Graz with a header in a win in the group stage of the Europa League.

[24] Diatta missed Senegal's successful 2021 Africa Cup of Nations due to an anterior cruciate ligament injury.

[25] In November 2022, he was named in coach Aliou Cissé's squad for the 2022 FIFA World Cup and went on to play in three of Senegal's four matches as the nation reached the round of 16 for the first time since its debut in 2002.