Gjergj Fishta was an Albanian Franciscan friar, poet, educator, politician, rilindas, translator and writer. He is regarded as one of the most influential Albanian writers of the 20th century due to his epic masterpiece Lahuta e Malcís and the editor of two of the most authoritative magazines after Albania's independence, Posta e Shypniës and Hylli i Dritës.

Gladys Bronwyn Stern or GB Stern, born Gladys Bertha Stern in London, England, wrote many novels, short stories, plays, memoirs, biographies and literary criticism. The National Portrait Gallery, London holds four portraits of her.

Gladys Maude Winifred Mitchell was an English writer best known for her creation of Mrs Bradley, the heroine of 66 detective novels. She also wrote under the pseudonyms Stephen Hockaby and Malcolm Torrie. Fêted during her life, her work has been largely neglected in the decades since her death.

Gladys Leonore Schmitt was an American writer, editor, and professor.

Gladys Bagg Taber (1899–1980), author of 59 books, including the Stillmeadow books, and columnist for Ladies' Home Journal and Family Circle.

Gladys Yang was a British translator of Chinese literature and the wife of another noted literary translator, Yang Xianyi.

Sir Glanmor Williams was one of Wales's most eminent historians.

Gleb Vladimirovich Baklanov was a Soviet Army colonel general and a Hero of the Soviet Union.

Gleb Fetisov is a billionaire, investor, film producer with twice Oscar-nominated movie productions, philanthropist. He holds a PhD and is a professor of economics and finance, former member of the Federation Council for the Voronezh Region (2001—2009) and former chair of Green Alliance party (2012—2015). Citizen of Cyprus. Living in Cyprus since 2020.

Gleb Vladimirovich Nosovsky or Nosovskiy is a Russian mathematician. He was born in Moscow, Russia.