Who is the best-known humanist work is the novel Utopia?

The best-known humanist work titled "Utopia" was written by Sir Thomas More in 1516. The book presents an idealized society on a fictional island, exploring themes of political philosophy, social organization, and the nature of human happiness. More's "Utopia" critiques contemporary European society and offers a vision of a more equitable and just world, making it a foundational text in humanist literature and thought.