Gail F. Grimsley, 80 of Sioux City passed away on Friday, January 11, 2013 at his residence. Services will be at 10:30 A.M. Monday at Immaculate Conception Catholic Church. Rev. Armand Bertrand will officiate. Visitation will be from 4:00 - 8:00 P.M. Sunday with the family present from 6:00 - 8:00 P.M. and a Vigil service at 7:00 P.M. Sunday all at Meyer Brothers Morningside Chapel. Entombment will be in the Calvary Cemetery Mausoleum. Gail was born July 15, 1932 in Sioux City; he was the son of Samuel and Loretta (McGraw) Grimsley. Gail was a lifelong Sioux City resident and he attended Trinity High School. He graduated from the first graduating class of Heelan High School in 1950. Gail married Janet L. Heyl May 8, 1954 in Sioux City. He worked for Thompson Electric for over 30 years. He was a member of Immaculate Conception Catholic Church and the I.B.E.W. Local 231 for 55 years. Gail enjoyed spending time with his grandchildren and great grandchildren and wintering in Texas for the last 15 years. Survivors include his wife Janet of Sioux City; 6 children: Mary Hacker and her husband Charles of Sioux City, Jerry Grimsley and his wife Judy of Sioux City, Thomas Grimsley and his wife Gina of Sioux City, Ron Grimsley and his wife Brenda of Sloan, IA, Craig Grimsley and his wife Sonja of Bronson, IA, Ann Benson and her friend Gerry Hollis of Olathe, KS; a sister: Patricia Dimmick of Brooklyn Park, MN; a sister in law: Betty Grimsley of Ankeny, IA, 21 grandchildren: Amy Hacker, Jenny Cramer, Britnee Jorgensen, Lindsay Hacker, Treye and Shay Hacker, Jaimee Grimsley, Kellee Hildreth, Lindee Brosamle, Jessica Barnes, Dylan Grimsley, Hannah Grimsley, Josh Grimsley, Holly Grimsley, Jordan, Alex and Hylarie Dorpinghaus, Kellen and Louden Grimsley, Morgan and Kendal Benson, 17 great grandchildren Gail was preceded in death by his parents and a brother: Neil. Pallbearers will be Joshua and Dylan Grimsley, Treye and Shay Hacker, Jordan Dorpinghaus, Charles Hacker Memorials may be directed to Trinity Heights