John Southerden Burn (25 June 1884 – 28 August 1958) was an English medical doctor and rower who competed for Great Britain in the 1908 Summer Olympics.

His father was in practice at Richmond, and his grandfather John Southerden Burn was a solicitor and antiquary.

The Cambridge crew made up a boat in the eights, which won the bronze medal for Great Britain rowing at the 1908 Summer Olympics.

[2] In 1910 Burn partnered Gordon Thomson to win Silver Goblets at Henley Royal Regatta beating Albertus Wielsma and Bernardus Croon in the final.

He served as Assistant Surgeon at the St John's Ambulance Brigade Hospital with the BEF.