Gábor Vaszary or Gábor von Vaszary,, was a Hungarian novelist and screenwriter. He emigrated to Switzerland in 1947. He wrote a number of novels which depict life in Paris in the 1920s and 1930s.
Gabriel Aivazovsky or Ayvazyan was an Armenian Catholic archbishop, scholar, educator and historian. He was the elder brother of the artist Ivan Aivazovsky.
Gabriel Alomar i Villalonga was a poet, essayist, educator and diplomat of the early twentieth century in Spain, closely related to the Catalan art movement Modernisme. He was an active leftist libertarian, chiefly in Barcelona and the other Catalan-speaking regions, from the first years of the 20th century until his death from pneumonia in exile.
Gabriel Biel was a German scholastic philosopher and member of the Canons Regular of the Congregation of Windesheim, who were the clerical counterpart to the Brethren of the Common Life.
Gabriel Bonnot de Mably, sometimes known as Abbé de Mably, was a French philosopher, historian, and writer, who for a short time served in the diplomatic corps. He was a popular 18th-century writer.
Gabriel Brizard often known as Abbé Brizard, and sometimes by the pen-name Gallophile, was a writer and historian whose work was popular and respected in the 18th century. He was a lawyer at the Parliament of Paris.
Gabriel Chevallier was a French novelist widely known as the author of the satire Clochemerle. He is also known for Fear, a novel about the World War I.