My lineage also goes back to the Montours, Coucs, Delpees, etc.
There is a great article written by Madame Montour in french where she writes about the early years.
Here's from Couc to Montour and how it gets to my name.
Descendants of Pierre (dit LaFleur de Cognac) Couc

1 Pierre (dit LaFleur de Cognac) Couc b: 1624 Saintonge, France d: Abt. May 1690 St Frs. du Lac
+Marie Mitcominqui Mite8ameg8k8e b: 1631 Nation des Outiataronons, Algonquin Indian m: April 16, 1657 Trois Rivieres, St.Maurice, QC d: January 8, 1699 Trois Rivieres, QC
2 Jeanne Couc b: July 14, 1657 Trois Rivieres, QC d: October 23, 1679
2 Louis dit Montour Couc b: November 27, 1659 Trois Rivieres, QC
+Marie ??
*2nd Wife of Louis dit Montour Couc: +Jeanne Quigesiag8k8e b: 1656 m: January 7, 1688 St Francois du Lac, QC
3 Jean Montour-Couc b: January 7, 1688 St Francois, du Lac, QC
*3rd Wife of Louis dit Montour Couc:
+Madeleine Amerindienne Socokie m: 1681
3 Jacques Montour b: July 1683 Nicolet, QC
3 Marie Madeleine Montour b: 1687 St Maurice, Trois Rivieres, QC d: February 28, 1697
3 Francois Montour b: June 6, 1681 St Frs du Lac, QC d: December 9, 1700 Trois Rivieres, QC
2 Marie Angelique Couc b: Abt. 1661 Trois Rivieres, QC d: January 7, 1750 Pointe du Lac, QC
+Francois (dit St Cerny) Delpee b: 1640 m: August 3, 1682 Richelieu, Sorel, QC d: December 14, 1725 Trois Rivieres, QC
3 Pierre Montour-Delpee b: June 29, 1688 Yamaska, St Frs du Lac, QC
3 Marie Jeanne Montour-Delpee b: January 1, 1690 Yamaska, St Frs du Lac, QC
3 Francois Montour-Delpee b: March 28, 1698 St Maurice, Trois Rivieres, QC
+Catherine Morisseau b: 1702 m: November 15, 1720 Trois Rivieres, QC
4 [2] Francois Amable Delpee
+Marie-Francoise Bertrand m: 1753
*2nd Wife of [2] Francois Amable Delpee:
+[1] Therese Montour-Delpee b: May 30, 1733 Trois Rivieres, St.Maurice, QC m: June 9, 1755 Pointe du Lac, St.Maurice, QC
5 [3] Therese Delpee
5 [4] Marie Delpee
5 [5] Francoise Delpee
5 [6] Elisabeth Delpee
5 [7] Louis Delpee
5 [8] Marie-Jeanne Delpee
4 Catherine Delpee
+Etienne Thomas DeVergier m: November 14, 1757 Trois Rivieres, QC
4 Jean-Baptiste Delpee
4 Therese Delpee
4 Marie-Jeanne Delpee
4 Marie Josephte Delpee
4 Marie Amable Delpee
4 Marie-Charlotte Delpee
+Andre Laferriere m: April 22, 1766 Ile Dupas, Berthier, QC
4 Marie-Anne Delpee
+Nicolas Nardereau m: November 15, 1756 Trois Rivieres, QC
*2nd Husband of Marie-Anne Delpee:
+Joseph Girard m: August 2, 1763 Trois Rivieres, QC
4 Therese Delpee
3 Maurice Montour-Delpee b: June 19, 1703 St Maurice, Trois Rivieres, QC d: May 13, 1749 Pointe du Lac, QC
+Therese Veronique Petit b: February 19, 1710 Trois Rivieres, QC m: July 27, 1729 St Maurice, Trois Rivieres, QC
4 Charles Delpee-Montour b: 1731 Quebec d: October 6, 1797 St.Constant, QC
+Marie Marguerite Barbeau m: March 7, 1791 St Constant, QC
*2nd Wife of Charles Delpee-Montour:
+Marie Louise Josephte Dery b: January 11, 1731 Pointe du Lac, QC m: September 27, 1756 Pointe du Lac, Co.St.Maurice, QC d: February 9, 1784 St.Philippe, Co.Laprairie, QC
5 Charles Montour b: January 29, 1757 St Maurice, Pte du Lac, Trois Rivieres, QC
5 Judith Montour b: October 29, 1758 St Maurice, Trois Rivieres, QC d: October 29, 1758 Trois Rivieres, QC
5 Marie Josephe Montour b: February 5, 1760 St Maurice, Pte du Lac, Trois Rivieres, QC d: February 16, 1761 Yamachiche, QC
5 Marie Louise Montour b: February 11, 1762 St Maurice, Trois Rivieres, QC
+Barthelemy Dupuis m: February 22, 1830
*2nd Husband of Marie Louise Montour:
+Antoine Lanctot m: October 28, 1782 Longueuil, Co.Chambly, QC
5 Julie Angelique Montour b: December 31, 1763 St Maurice, Trois Rivieres, QC
+Joseph Lanctot b: October 12, 1763 St. Philippe, QC m: March 3, 1783 St. Philippe, QC
6 Constant Lanctot b: 1802 St.Constant, Co.Laprairie, QC
+Celeste Houle/Hunt b: 1800 Quebec m: January 8, 1827 St.Constant, Co.Laprairie, QC d: November 14, 1872 St.Remi, Co.Napierville, QC
6 Alexis Lanctot b: October 5, 1793
+Marie Louise Caille m: September 17, 1821 St Constant, QC
6 Amable Lanctot
+Simon J Pinsonneau m: October 1, 1810 St Constant, QC
6 Antoine Lanctot
+Olive Robidoux m: November 19, 1827 St Constant, QC
6 Francois Lanctot
+Marie Amable David b: Abt. 1804 m: February 27, 1827 St Philippe, QC
6 Joseph Lanctot
+Marie Barbeau m: November 21, 1808 St Constant, QC
6 Marguerite Lanctot
+Charles Lefebvre m: September 25, 1815 St Constant, QC
6 Marie Lanctot
+Jean Baptiste Lefebvre m: July 1, 1805 St Constant, QC
6 Marie Louise Lanctot
+Pierre Joseph Poissant m: February 8, 1808 St Constant, QC
6 Zoe Lanctot
+Barthelemi Fortier m: September 6, 1859 St Constant, QC
*2nd Husband of Zoe Lanctot:
+Laurent Lefebvre m: August 2, 1824 St Constant, QC
5 Pierre Montour b: October 23, 1765 St Maurice, Trois Rivieres, QC
+Marie Louise Robidoux m: October 24, 1796 St Philippe, QC
5 Elizabeth Montour b: June 22, 1767 St Maurice, Trois Rivieres, QC
5 Isabelle Montour b: 1770
+Joseph Lacomte m: October 21, 1793 St Constant, QC
4 [1] Therese Montour-Delpee b: May 30, 1733 Trois Rivieres, St.Maurice, QC
+[2] Francois Amable Delpee m: June 9, 1755 Pointe du Lac, St.Maurice, QC
5 [3] Therese Delpee
5 [4] Marie Delpee
5 [5] Francoise Delpee
5 [6] Elisabeth Delpee
5 [7] Louis Delpee
5 [8] Marie-Jeanne Delpee
4 Therese Veronique Delpee-Montour b: July 14, 1735 Trois Rivieres, QC
+Pierre Talussier Lasalle m: August 22, 1757 Pointe du Lac, Co.St.Maurice, QC
4 Maurice Hyacinthe Montour-Delpee b: June 22, 1737 St Maurice, Trois Rivieres, QC d: December 15, 1760 Pointe du Lac, QC
4 Pierre dit St.Cerny Montour b: 1738
+Marie Anne Chauvet-Camirand b: July 27, 1736 Trois Rivieres, QC m: February 6, 1758 Pointe du Lac, St.Maurice, QC
5 Anon Baby Montour b: November 16, 1758 d: November 16, 1758
5 Marie Anne Montour b: March 23, 1760 Trois Rivieres, QC
+Charles Lesieur m: April 20, 1784 Yamachiche, QC
5 Marie Joseph Montour b: October 29, 1761 Yamachiche, QC
5 Pierre Montour b: December 19, 1764
4 Francois Jerome Montour b: August 5, 1739 St Maurice, Trois Rivieres, QC
+Rosalie Savoie m: March 5, 1764 Maskinonge, Louiseville, QC
4 Marie Louise Montour-Delpee b: August 25, 1741 St Maurice, Pte du Lac, QC
4 Marie Claire Delpee-Montour b: November 12, 1743 Trois Rivieres, QC d: February 13, 1750 Pointe du Lac, QC
4 Andre Montour-Delpee b: March 24, 1746 St Maurice, Trois Rivieres, QC
4 Louise Montour-Delpee b: March 24, 1746 St Maurice, Trois Rivieres, QC
4 Marie Montour-Delpee b: October 2, 1748
3 Louis Delpee
3 Madeleine Delpee
3 Marie-Anne Delpee
+Joseph Petit-Bruneau m: January 8, 1708 Trois Rivieres, QC
3 Marie-Veronique Delpee
2 Marie Couc b: 1663 Trois Rivieres, QC
2 Marguerite Couc b: June 1, 1664
+Jean Masse Fafard m: 1690
3 Jean Baptiste Fafard-Macouse
3 Marie-Anne Fafard
+Louis Gavillon m: 1722 Bellevue, QC
4 Angelique Gavillon b: August 15, 1717 Lachine, QC
+Michel-Antoine Quesnel b: October 25, 1705 Lachine, QC d: June 17, 1760 Oka, QC
2 Pierre Couc b: August 6, 1665 d: August 6, 1665
2 Elizabeth Couc b: 1667
+Joachim Germaneau m: 1684
2 Madeleine Couc-Lefebvre b: 1669
+Maurice Menard b: June 7, 1664 m: 1692 Michillimakinac
2 Jean Baptiste Couc b: 1673
+Anne Abenaquis Sauvagesse m: Abt. 1705
3 Jean Baptiste Montour b: November 27, 1706 Lachine, QC