Jaan Roose (born 11 January 1992) is an Estonian slackliner.
On 10 July 2024, he was the first person to walk across Italy's Strait of Messina. He beat the existing Guinness World Record of . Roose has also appeared as a stuntman in several films, including Assassin's Creed (2016), Wonder Woman 1984 (2020), and Melchior the Apothecary (2022). He also worked as a slackline artist for Madonna during her 2012 MDNA World Tour.
Roose was born in Võru County and raised in the village of Matsuri, Setomaa Parish.