To see the presumed family line ( I list here only the Male line) se ethe attached generations:

- Johann Zelberschwecht Grzymala, 1272
- John Grzymala
- John Grzymala
- Derzlaw Grzymala, 1353
- Wtoszynowski, 1392
- Wyszynski, 1420
- Wyszynski, 1453
- Jerzy Wyszynski, 1480
- Jerzy Laszewski (Wyszinski - Wyszyn'ski) 1519, Laszewo - 1570
- Jerzy (Georg) Laszewski 1548 - Laszewo - 1616 (1634?)
- Michala (Michael) von Laszewski 1583 - Laszewo - 1643 - Sierakowice
- Jacob Johann von Laszewski, 1629 - Laszewo - 1690
- Jacob von Laszewski, 1664 - Sierakowice - 1739 - Sierakowice
- Josef Jacob (Josephum) Zelberschwecht von Laszewskl 21 Jun 1732 - 23 Jan 1796 - Sullenschin, Karthaus, Prussia, Germany
- Tadaeus (Thadeum) Zelberschwecht von Laszewskl 1765 - Suleczyno - 1828 - Buchwalde
- Anton von Laszewskl
- Anton von Laszewskl 2 Dec 1870 - Polzin - 27 Jul 1948 – Allenstein
- Josef Anton von Laszewski
- Reinhard Josef von Laszewski - Allenstein - Stankt Augustin
- Gregor von Laszewski - Sankt Augustin - Columbus, OH - Syracuse, NY - Washington, DC - Bolingbrook, IL - Pittsford, NY - Bloomington, IN