Margaret Pender (1848 – 17 March 1920) was a Belfast-based Irish writer whose fiction and poetry appeared regularly in the nationalist press.

[1] She was published in the Shamrock, the Belfast Morning News, The Shan van Vocht, The Nation and United Ireland, winning a number of poetry competitions.

She was a prominent supporter of Joseph Devlin, and was elected president of the Belfast branch of the Irish Women's Association, succeeding Alice Milligan.

She gave lectures to both Young Ireland and the Irish Women's Association, with her name "sufficient to bring a large audience together.

[1] Raidió Teilifís Éireann aired a radio adaptation of her Green Cockade in Irish as An Cnota Glas.