Johann Heinrich Barth, son of Johann Jacob Barth and Maria Katherina, was born on 28 October, 1717, in Münchweiter, Alsenz, Bavaria, Germany.

Johann Heinrich married Maria Katherina Bohlander on 6 March, 1745, in Hochspeyer, Bayern, Germany. Maria was born about 1725, in Hochspeyer, Bayern, Germany, and died on 7 May, 1793, in Hochspeyer, Bayern, Germany. They had nine children: Anna Barbara, Johann Jacob, Maria Katherina, Anna Maria, Johann Heinrich, Eva Margarethe, Johann Georg, Anna Maria, and Johann Michael.

Anna Barbara Barth was born on 7 March, 1746, in Hochspeyer, Bayern, Germany and died on 11 February, 1820, in Münchweiter, Bavaria, Germany.

Anna Barbara married Conrad Becker on 14 February, 1764, in Hochspeyer, Bayern, Germany. Conrad was born in September, 1738, in Hochspeyer, Bayern, Germany and died on 2 May, 1794, in Hochspeyer, Bayern, Germany. They had 11 children: Johann David, Eva Elisabeth, Louisa, Anna Helena, Dorothea, Johann Heinrich, Johann Conrad, Johann Benedickt, Jacob Heinrich, Maria Louisa, and Peter.

Johann Jacob Barth was born on 1 November, 1749, in Hochspeyer, Bayern, Germany and died on 20 May, 1750, in Hochspeyer, Bayern, Germany.

Maria Katherina Barth was born on 5 May, 1751, in Hochspeyer, Bayern, Germany and died on 17 March, 1796, in Alsenborn, Bayern, Germany.

Maria Katherina married Johann Wilhelm Schramm on 26 November, 1776, in Hochspeyer, Bayern, Germany. Johann was born on 4 July, 1754, in Alsenborn, Bayern, Germany and died on 13 June, 1831, in Alsenborn, Bayern, Germany. They had ten children: Johann Hinrich, Maria Margaretha, Johann Nikolaus, Johann Wilhelm, Johann Wilhelm, Johann Franz, Johann Fredrich, Johann Adam, Andreas, and Wilhelm.

Anna Maria Barth was born on 15 December, 1753, in Hochspeyer, Bayern, Germany and died on 7 October, 1762, in Hochspeyer, Bayern, Germany.

Johann Heinrich Barth was born on 3 January, 1756, in Hochspeyer, Bayern, Germany and died on 18 April, 1813, in Hochspeyer, Bayern, Germany.

Johann Heinrich married Louisa Mauer on 20 February, 1781, in Hochspeyer, Bayern, Germany. Louisa died on 24 March, 1794. They had five children: Johann Henrick, Johann Michael, Johann David, Anna Maria, and Anna Barbara.

Eva Margarethe Barth was born on 26 January, 1758, in Hochspeyer, Bayern, Germany, and died on 21 October, 1761, in Hochspeyer, Bayern, Germany.

Johann Georg Barth was born on 15 August, 1760, in Hochspeyer, Bayern, Germany, and died on 16 March, 1770, in Hochspeyer, Bayern, Germany.

Anna Maria Barth was born on 9 October, 1762, in Hochspeyer, Bayern, Germany, and died on 10 March, 1791, in Hochspeyer, Bayern, Germany.

Anna Maria married Benedict Mueller on 5 February, 1782, in Hochspeyer, Bayern, Germany. They had three children: Johann Heinrich, Anna Barbara, and Christina.

Johann Michael Barth was born on 24 February, 1766, in Hochspeyer, Bayern, Germany, and died on 31 January, 1844 in Hochspeyer, Bayern, Germany.

Johann Michael married Maria Charlotta Weber on 2 January, 1787, in Hochspeyer, Bayern, Germany. Maria was born on 25 February, 1769, in Hochspeyer, Bayern, Germany, and died on 12 December, 1838, in Hochspeyer, Bayern, Germany. They had 11 children: Elisabeth, Johann Heinrich, Louisa, Elisabeth, Johann Heinrich, Anna Barbara, Elisabetha Barbara, Anna Maria, Johann Heinrich, Johann David, and Katherina.