Nicolas Faret was a French statesman, writer, scholar and translator. He translated Eutropius's Roman History.

Nicolás Fernández de Moratín (1737–1780) was the father of one of the most important Spanish writers and dramatists of the neoclassical era, Leandro Fernández de Moratín. He himself was involved in the Spanish literary movement of the day and heavily influenced his son. He wrote Arte de las putas, a poem, and La petimetra, a new comedy. He was also a member of the Tertulia de la Fonda de San Sebastián where he met famous authors like José Cadalso and Tomás de Iriarte.

Nicolas François de Neufchâteau was a French statesman, poet, and agricultural scientist.

Nicolas Freeling, was a British crime novelist, best known as the author of the "Van der Valk" series of detective novels. A television series based on the character, Van der Valk, was produced for the British ITV network by Thames Television during the 1970s and was revived in 1991–92; a remake with new cast, characters, and storylines was launched in 2020 as Van der Valk.

Nicolás Gómez Dávila was a Colombian philosopher and aphorist.

Nicolás Cristóbal Guillén Batista was a Cuban poet, journalist, political activist, and writer. He is best remembered as the national poet of Cuba.

Nicolas Jacques André Hulot is a French journalist and environmental activist. He is the founder and honorary president of the Nicolas Hulot Foundation, an environmental group established in 1990.

Nicolas-Joseph-Laurent Gilbert was a French poet born at Fontenoy-le-Château, Vosges, Lorraine.

Nicolas Lenglet Du Fresnoy was a French scholar, historian, geographer, philosopher and bibliographer of alchemy.

Nicolas Malebranche was a French Oratorian Catholic priest and rationalist philosopher. In his works, he sought to synthesize the thought of St. Augustine and Descartes, in order to demonstrate the active role of God in every aspect of the world. Malebranche is best known for his doctrines of vision in God, occasionalism and ontologism.