Daniyar Maratovich Yeleussinov (born 13 March 1991) is a Kazakh professional boxer who was the IBO welterweight champion in 2021.

Twice named the AIBA Elite Men’s Boxer of the Year, he takes inspiration from legendary figures including Serik Konakbayev, Bekzat Sattarkhanov, Oscar De La Hoya and Sugar Ray Leonard, and enjoys playing football, hockey and table tennis in his spare time.

Yeleussinov has continued his country's domination in one of boxing’s glamour divisions as he is the 4th straight Kazakhstan boxer to win gold in the welterweight division, and he is the first of those Olympic champions to turn professional.

Bakhtiyar Artayev, Bakhyt Sarsekbayev, and Serik Sapiyev were my idols,” said Yeleussinov.

[3] He made his professional debut on 28 April 2018, scoring a third-round technical knockout (TKO) over Noah Kidd at the Barclays Center in New York.