The 66 books of the King James Bible are attributed to a range of traditional authors — prophets, kings, apostles, and companions of the apostles. Scholars dispute much of this attribution, so the phrasing here is "traditionally attributed" throughout.
- Moses — traditionally attributed with Genesis, Exodus, Leviticus, Numbers, Deuteronomy.
- Joshua — traditionally attributed with Joshua.
- Samuel — traditionally attributed with Judges, Ruth, 1 Samuel, 2 Samuel.
- Jeremiah — traditionally attributed with 1 Kings, 2 Kings, Jeremiah, Lamentations.
- Ezra — traditionally attributed with 1 Chronicles, 2 Chronicles, Ezra.
- Nehemiah — traditionally attributed with Nehemiah.
- David — traditionally attributed with Psalms.
- Solomon — traditionally attributed with Proverbs, Ecclesiastes, Song of Solomon.
- Isaiah — traditionally attributed with Isaiah.
- Ezekiel — traditionally attributed with Ezekiel.
- Daniel — traditionally attributed with Daniel.
- Hosea — traditionally attributed with Hosea.
- Joel — traditionally attributed with Joel.
- Amos — traditionally attributed with Amos.
- Obadiah — traditionally attributed with Obadiah.
- Jonah — traditionally attributed with Jonah.
- Micah — traditionally attributed with Micah.
- Nahum — traditionally attributed with Nahum.
- Habakkuk — traditionally attributed with Habakkuk.
- Zephaniah — traditionally attributed with Zephaniah.
- Haggai — traditionally attributed with Haggai.
- Zechariah — traditionally attributed with Zechariah.
- Malachi — traditionally attributed with Malachi.
- Matthew — traditionally attributed with Matthew.
- Mark — traditionally attributed with Mark.
- Luke — traditionally attributed with Luke, Acts.
- John — traditionally attributed with John, 1 John, 2 John, 3 John, Revelation.
- Paul — traditionally attributed with Romans, 1 Corinthians, 2 Corinthians, Galatians, Ephesians, Philippians, Colossians, 1 Thessalonians, 2 Thessalonians, 1 Timothy, 2 Timothy, Titus, Philemon.
- James — traditionally attributed with James.
- Peter — traditionally attributed with 1 Peter, 2 Peter.
- Jude — traditionally attributed with Jude.
Anonymous books — no author is named in the text itself: Esther, Job, Hebrews.