Spencer Brooks Frank Whitney [Parents].
Other marriages:Patterson, Jennifer
They had the following children.
M i Bryan Whitney. 
Jessica Amy Whitney [Parents].
Other marriages:Lucas, Clint Conrad
They had the following children.
M i Ryan Michael Poertner. 
Jessica Amy Whitney [Parents].
Other marriages:Poertner,
Rebecca Werkema [Parents].
They had the following children.
M i Aaron Klien-Wolterink. 
Cynthia Jean Werkema [Parents].
They had the following children.
F i Jessica Jean Bond. F ii Brooke Lawson Bond. 
Cathleen Sue Werkema [Parents].
They had the following children.
F i Erin Renae Alberda. M ii Jacob Alan Alberda. 
Julie Ann Werkema [Parents].
They had the following children.
F i Meihsa Iona Garrison. F ii Faith Rebekah Garrison. F iii Emily Kate Garrison. M iv Lucas Ian Garrison. 
Douglas Dale Werkema , Jr. [Parents].
| Sadie Werkema [Parents] died in 1999 in Grand Rapids, Kent County, Michigan, USA. Sadie married Ed J. Guikema. | 
They had the following children.
M i James Guikema. 
Harry Leonard Werkema , Jr. [Parents].
They had the following children.
M i Thomas Leonard Werkema. M ii 
Michael Dean Werkema was born on 31 Oct 1961. He died on 12 Aug 1983.