Nilgün Marmara (13 February 1958 – 13 October 1987) was a Turkish poet.
Marmara was born in Istanbul in 1958. She was educated at Kadıköy Maarif Koleji and Anadolu Lisesi. She later graduated from Boğaziçi University, department of English Language and Literature, with a thesis on the poetry of Sylvia Plath.
Her books, published posthumously, are: Daktiloya Çekilmiş Şiirler (Typewritten Poems, 1988), Metinler (Texts, 1990) and Kırmızı Kahverengi Defter (The Red-Brown Notebook, edited by Gülseli İnal, 1993).
A selection of her poems appears in From this bridge: contemporary Turkish women poets, translated by George Messo.