Kyle Douglas Steyn (born 29 January 1994) is a professional rugby union player who plays as a wing for United Rugby Championship club Glasgow Warriors. Born in South Africa, he represents Scotland at international level after qualifying on ancestry grounds.

Steyn represented Griquas in the Currie Cup and the Rugby Challenge in South Africa in 2017 and 2018.

He currently plays for United Rugby Championship club Glasgow Warriors. On 30 August 2022 he was named as the new captain of Glasgow Warriors by head coach Franco Smith.

Steyn was born in South Africa, and qualifies for Scotland representation through his Glaswegian mother. He has represented Scotland in rugby sevens since 2018.

In March 2019, Steyn was called up to Scotland's Six Nations squad prior to the Calcutta Cup match against England after injuries to fellow wings Blair Kinghorn and Tommy Seymour. He was called up again to the 2020 Six Nations Championship squad. He was given a full senior Scotland cap against France in the Six Nations Championship on 8 March 2020. Scotland won the match 28–17. On his first start for Scotland in October 2021, Steyn scored four tries during a 60–14 victory over Tonga.

Steyn was selected in Scotland's 33 player squad for the 2023 Rugby World Cup in France.

It was announced on 27 June 2025 that he would be taking over as the new Skills Coach for Glasgow Hawks for the season 2025-26.

as of 5 July 2025^[update]