Dame Grace Hilda Cuthbertha Ross DBE CStJ (née Nixon; 6 July 1883 – 6 March 1959), known as Hilda Ross, was a New Zealand politician for the National Party and an activist.

She trained as a music teacher and later conducted the Hamilton City Choral Operatic Society.

[1] In 1904, she married Harry Campbell Manchester Ross (died 1940) in Auckland.

[2] Her first elected posts were the Waikato Hospital Board (1941) and the Hamilton Borough Council (1944).

[11] Ross was appointed a Dame Commander of the Order of the British Empire in the 1956 New Year Honours.