Dewey Ekdahl was my first cousin. As you can see by the following, he passed away in 1997. I have no idea where his ex-wife is.
The social sec. death index has this:
DEWEY E EKDAHL
Last Residence: 10960 Nyack, Rockland, NY
Born: 17 Dec 1931
Died: 28 May 1997
State (Year) SSN issued: NY (Before 195)