I am the ex-wife of Roy Harold Grubaugh, Jr.He died about 5 years ago in Fort Worth, Texas, was creamated in Oklahoma City, Ok. His mother still lives in Gainesville, Texas and her name is Caroline (used to be Kimberlin after Grubaugh) but I don't know her current last name. His grandmother, Emily, was a Taylor when she died back in the 70's in Oklahoma City, Ok. Roy, Sr. was married several times.Roy, Jr. has a full blood brother, Tim Grubaugh that lives in Fort Worth, Texas.He also had some half sisters in Oklahoma City, but I don't remember their names.
Roy, Jr. and I had 1 Daughter, Delaina Faylynn Grubaugh Holland.She lives at Fort Campbell, Ky and has 2 daughters, Morgan and Cheyanna.
Roy also had a daughter, Vicki, with his second wife, Robin and they lived in Oklahoma City.
If you can contact Tim, he might have some more detailed information on the family.Good Luck.