Mary Helen Rae (29 September 1880 – 23 October 1915) was a New Zealand nurse who served in the First World War and died when the SS Marquette was torpedoed and sunk in 1915.

[3][4] In April 1915, Rae enlisted in the New Zealand Army Nursing Service and left Wellington on board the SS Maheno in July that year.

The ship sailed to Suez, Egypt, and the contingent of nurses worked in a stationary hospital at Port Said.

In October 1915 Rae was on board the SS Marquette when it was torpedoed by a German submarine and sunk.

[4] Rae is named on the Mikra British Cemetery in Greece and in the Nurses' Memorial Chapel at Christchurch Hospital.