Stephen Sebastian Leonard Steyn

Stephen Sebastian Leonard Steyn (died on 8 December 1917, aged 28) was a Scottish rugby union player. He was killed in World War I.

He played for Oxford University RFC and was capped for Scotland in 1911-12. He was killed on 8 December 1917, aged 28, while serving with the Royal Field Artillery. He is buried at the Jerusalem War Cemetery and his grave can be found there.