Jack C. Delfs, 72, of Sioux City, Iowa passed away Sunday, October 4, 2020 at his home surrounded by his family. Funeral Services will be held 11am Wednesday, October 14, 2020 at Waterbury Funeral Service of Sioux City; 4125 Orleans Avenue, with Rev. Quentin Vaughn officiating.  Burial will be in Memorial Park. Visitation will be held from 9 am until service time.

Jack Carl Delfs was born February 27, 1948 in Sioux City, IA the son of William and Maxine (Ebmeier) Delfs. He graduated from Central High School in 1966. In his early years, Jack had real estate properties. Jack was self employed with his bob cat and dump truck. He enjoyed boating.

He is survived by his three sisters, Dollie Howard of Sergeant Bluff, Diane (Ron) Lande of Sioux City, Judy (Richard) Evans of Sioux City, brother–in-law, Don Kumm of Sioux City, sister–in-law, Florence Delfs of Sioux City.

Jack is preceded in death by his parents, sister, Donna Kumm, brother William Delfs and a brother-in-law, Robert Howard.