1. Cornelis Janz Colijn was christened on 29 Jun 1708 in Noordwijk-Binnen. He died in May 1779 in Noordwijk-Binnen.
Cornelis married Marijtje Claasdr Lakeman daughter of Claes Gerritsz Lakeman and Aafje Maertensdr. van den Burg or Verburg on 17 Aug 1736 in Noordwijk-Binnen. Marijtje was christened on 24 Sep 1713 in Noordwijk-Binnen. She died on 4 Jan 1796 in Noordwijk-Binnen.
They had the following children:
+ 2 M i Jan Colijn was christened on 6 Jan 1737. 3 M ii Gerrit Colijn was christened on 15 Jan 1739 in Noordwijk-Binnen. 4 F iii Geertje Colijn was christened on 20 Dec 1739 in Noordwijk-Binnen. 5 M iv Klaas Colijn was christened on 25 Feb 1742 in Noordwijk-Binnen. 6 F v Geertje Colijn was christened on 11 Aug 1744 in Noordwijk-Binnen. + 7 M vi Anthonie Cornelisz Colijn was christened on 19 Jun 1746. He died on 23 Sep 1831. + 8 M vii Leendert Colijn was christened on 29 Sep 1748. + 9 M viii Cornelis Colijn was christened on 21 Nov 1751. 10 M ix Gerrit Colijn was christened on 3 Aug 1755 in Noordwijk-Binnen. 11 M x Huig Colijn was christened on 3 Aug 1755 in Noordwijk-Binnen.