Genesis, Exodus, Leviticus, Numbers, Deuteronomy = Moses – 1400 B.C.
Joshua = Joshua – 1350 B.C.
Judges, Ruth, 1 Samuel, 2 Samuel = Samuel/Nathan/Gad – 1000 – 900 B.C.
1 Kings, 2 Kings = Jeremiah – 600 B.C.
1 Chronicles, 2 Chronicles, Ezra, Nehemiah = Ezra – 450 B.C.
Esther = Mordecai – 400 B.C.
Job = Moses – 1400 B.C.
Psalms = several different authors, mostly David – 1000 – 400 B.C.
Proverbs, Ecclesiastes, Song of Solomon = Solomon – 900 B.C.
Isaiah = Isaiah – 700 B.C.
Jeremiah, Lamentations = Jeremiah – 600 B.C.
Ezekiel = Ezekiel – 550 B.C.
Daniel = Daniel – 550 B.C.
Hosea = Hosea – 750 B.C.
Joel = Joel – 850 B.C.
Amos = Amos – 750 B.C.
Obadiah = Obadiah – 600 B.C.
Jonah = Jonah – 700 B.C.
Micah = Micah – 700 B.C.
Nahum = Nahum – 650 B.C.
Habakkuk = Habakkuk – 600 B.C.
Zephaniah = Zephaniah – 650 B.C.
Haggai = Haggai – 520 B.C.
Zechariah = Zechariah – 500 B.C.
Malachi = Malachi – 430 B.C.
Matthew = Matthew – A.D. 55
Mark = John Mark – A.D. 50
Luke = Luke – A.D. 60
John = John – A.D. 90
Acts = Luke – A.D. 65
Romans, 1 Corinthians, 2 Corinthians, Galatians, Ephesians, Philippians, Colossians, 1 Thessalonians, 2 Thessalonians, 1 Timothy, 2 Timothy, Titus, Philemon = Paul – A.D. 50-70
Hebrews = unknown, mostly likely Paul, Luke, Barnabas, or Apollos – A.D. 65
James = James – A.D. 45
1 Peter, 2 Peter = Peter – A.D. 60
1 John, 2 John, 3 John = John – A.D. 90
Jude = Jude – A.D. 60
Revelation = John – A.D. 90