John Mason Neale was an English Anglican priest, scholar, and hymnwriter. He worked on and wrote a wide range of holy Christian texts, including obscure medieval hymns, both Western and Eastern. Among
Portrait of John Mason Neale standing, from John Mason Neale letters 1910
"O come, O come, Emmanuel" is a Christian hymn for Advent, which is also often published in books of Christmas carols. The text, originally written in Latin, is a metrical paraphrase of the O Antiphon
The hymn in the 1861 edition of Hymns Ancient and Modern