Sonnet X, also known by its opening words as "Death Be Not Proud", is a fourteen-line poem, or sonnet, by English poet John Donne (1572–1631), one of the leading figures in the metaphysical poets group of seventeenth-century English literature. Written between February and August 1609, it was first published posthumously in 1633. It is included as one of the nineteen sonnets that comprise Donne's Holy Sonnets or Divine Meditations, among his best-known works. Most editions number the poem as the tenth in the sonnet sequence, which follows the order of poems in the Westmoreland Manuscript (circa 1620), the most complete arrangement of the cycle, discovered in the late nineteenth century. However, two editions published shortly after Donne's death include the s…