1685

• 21. März born in Eisenach, Baptism 23. März in St. Georgen

1694

• May Death of the Mutter Elisabeth Bach

1695

• February Death of the father Johann Ambrosius Bach, than moving to Ohrdruf

1700

• 15. March Journey to Lüneburg

1702

• 19. December Musican at the court in Weimar

1703

• 9. August Organist at the "Neuen Kirche" in Arnstadt

1705

• November Journey to Lübeck

1706

• 5. February return from Lübeck

1707

• July Organist by Divi Blasii in Mühlhausen

• 17. Oktober Marriage with Maria Barbara Bach in Dornheim

1708

• July Organist at the court in Weimar;

• 29. December Birth of Catharina Dorothea († 14.1.1774)

1710

• 24. November Birth of Wilhelm Friedemann († 1.7.1784)

1713

• 23. February Birth of the twins Maria Sophia († 15.3.1713) und Johann Christoph († 23.2.1713)

• Start of working at the Weimarer „Orgel-Büchlein“

1714

• 2. March Nominating to the leaderchip of concert in Weimar

• 10. March Birth of Carl Philipp Emanuel († 14.12.1788)

• Performance of the first Kantate Bachs as the leader of concert in Weimar: „Himmelskönig sei willkommen“ (BWV 182)

1715

• 12. May Birth of Johann Gottfried Bernhard († 27.5.1739)

1717

• 26. March Passionsperformance in Gotha;

• August Conductor in Köthen

1718

• 17. November Birth of Leopold August († 28.9.1719)

1720

• July Death of his first wife Maria Barbara

1721

• 24. March Brandenburgische Konzerte (BWV 1046-1051);

• 3. December Marriage with his second wife Anna Magdalena Wilcke in Köthen

1722

• Clavier-Büchlein of Anna Magdalena Bach;

• The "Wohltemperierte Clavier"

1723

• 7. February Performance if the "Probemusik" in the Thomaskirche zu Leipzig;

• March (?) Birth of Christiana Sophia Henrietta († 29.6.1726)

• 30. May Thomaskantor and "Director musices" in Leipzig with Kantate „Die Elenden sollen essen“ (BWV 75); Start of the first round of "Leipziger Kirchenkantaten"

1724

• 27. February Birth of Gottfried Heinrich († 12.2.1763)

• 7. April First performance of the Johannes-Passion in St. Nikolai, Leipzig:

• 11. Juni Start of the second round Bachscher Kirchenkantaten in Leipzig, Kantate „O Ewigkeit, du Donnerwort“ (BWV 20)

1725

• 14. April Birth Christian Gottlieb († 21.9.1728);
  Second "Notenbüchlein" of Anna Magdalena Bach

1726

• 5. April Birth of Elisabeth Juliana Friederica († 24.8.1781)

1727

• 11. April Karfreitag, St. Thomas, Leipzig: Performance of the Matthäus-Passion, (BWV 244) (?)

• 17. Oktober Performance of "Laß, Fürstin, laß noch eine Strahl aus Salems Sterngewölben schießen“ (BWV 198);

• 30. Oktober Birth of Ernestus Andreas († 1.11.1727)

1728

• 10. Oktober Birth of Regina Johanna († 25.4.1733)

1729

• 24. March „Klagt, Kinder, klagt es aller Welt“ (BWV 244a)

1730

• 1. January Birth of Christiana Benedicta († 4.1.1730)

1731

• 18. March Birth of Christiana Dorothea († 31.8.1732)

• 23. March St. Thomas in Leipzig: Performance of Markus-Passion (BWV 247)

1732

• 23. Juni Birth of Johann Christoph Friedrich († 26.1.1795)

1733

• 27. July Kyrie and Gloria of the h-Moll-Messe (BWV 232 I);

• 5. November Birth of Johann August Abraham († 7.11.1733)

1735

• 7. September Birth of Johann Christian († 1.1.1782)

1736

• 19. November Bach was nominate for the " Hofcompositeur" in Dresden

1737

• 30. Oktober Birth of Johann Carolina († 16.8.1781)

1738

• 4 pieces of Kyrie-/Gloria-Messen (BWV 233-236)

1739

• September Bachs „Dritter Teil der Clavier Übung“ (BWV 552, 669-689, 802-805)

• Start of working "Kunst der Fuge" (BWV 1080)

1742

• 22. February Birth of Regina Susanna († 14.12.1809);

1744

• December Marriage of Carl Philipp Emanuel Bachs with Johanna Maria Dannemann

1747

• 7. Mai Bachs visit King "Friedrich der Große" in Potsdam

• 7. July „Musikalischen Opfers“ (BWV 1079)

1749

• 20. Januar Marriage of Elisabeth Juliana Friederica Bachs with Johann Christoph Altnickol

1749/50

• h-Moll-Messe (BWV 232)

1750

• 28. July Death of J.S. Bach in Leipzig