Rosamond Grant Langbridge (1880 – 2 July 1964) was an Irish novelist, playwright and poet.

She was born at Glenalla, County Donegal, Ireland, the daughter of Rev.

Frederick Langbridge, a writer, poet (The Scales of Heaven) and playwright (The Only Way).

She was brought up and educated in Limerick, where her father was Rector of St. John's, until he resigned due to ill-health in 1921.

Langbridge contributed to newspapers such as The Manchester Guardian and the Saturday Westminster, amongst others.