She was born November 11, 1942 to Robert and Marie (Shay) Grimsley in Kansas City, Missouri.
She married Billie D. Gregory on December 11, 1970. He preceded her in death on April 27, 2010.
JoAnn worked for the Missouri Public Service in Lee's Summit, Missouri and later at Party and Wedding World in Independence, Missouri.
She was also preceded in death by her parents.
Survivors: daughters, Ann Schrock (Clifford) and Elizabeth Van Buskirk (Carl); grandsons, Shawn and Brian; brother, Tom Grimsley (Mary); nephew, Ben Grimsley (Lisa); and nieces, Amy and Susan Grimsley.
A memorial service will be held at her daughter's home on Saturday, June 28, 2014. In lieu of flowers the family suggest memorial donations to American Diabetes Association. Online guestbook and obituary at www.missouricremation.com.
Copyright 2016 Nexstar Broadcasting, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.