Mrs. Janelle "Jan" Ross Gelder, of Kennesaw, GA, passed away at Kennestone Hospital following a brief illness. She was 60. Visitation will be held from 12-1pm Saturday February 11, 2017 at Poole Funeral Home Chapel, with a Celebration of Life service immediately following with Rev Joseph Barta officiating. A light reception will follow the service. In lieu of flowers the family asks that donations be made in her honor to The Ovarian Cancer Institute, 960 Johnson Ferry Road Suite 130, Atlanta, GA 30342 or online at http://www.OvarianCancerInstitute.org/donations Mrs. Gelder was born September 23, 1956 in Des Moines, IA to Mrs. Alice Coellner and the late Robert Coellner. Mrs. Gelder was employed with Keller Williams Realty as a Real Estate Agent. Mrs. Gelder was preceded in death by her father Bob Coellner, and her father-in-law, Gerrit Gelder. Survivors include her husband, Gary Gelder, Kennesaw, GA; two sons, Austin Gelder (and wife Alisha), Kennesaw, GA; Drew Gelder (and wife Ashley), Pendleton, South Carolina; one daughter, Sarah Gelder Knowles (and husband David), Jersey City, New Jersey; two sisters, Laura Downes and Marcia Paulhus (and husband Tim); one brother, Denny Coellner (and wife Debbie); mother-in-law Grace Gelder, sister-in-law Cheryl Gelder Lawson (and husband Tom); five grandchildren, Lucas Gelder, Jackson Gelder, Holly Gelder, Lucy Gelder and Jacob Knowles; several nieces and nephews; and many friends.