Robin Dell Jack, 55, of Idaho Falls, passed away Tuesday, December 30, 2025, at Eastern Idaho Regional Medical Center.

Robin was born July 28, 1970, to Joseph Jack and Vivian Miller Priest in Idaho Falls. He grew up in Idaho Falls and graduated from Skyline High School in 1988. In 1990, he joined the Idaho National Guard.

On November 14, 2015, he married Marceline Beyer in Idaho Falls. He spent his life in Idaho Falls, where he worked at the Idaho Falls Foundry for over 20 years. He then worked at Anderson Manufacturing for 6 years and at Yellowstone Plastics for the last 2 years. Robin was a very loving man with a wicked sense of humor, just sayin.

He is survived by his wife, Marceline Jack; his son, Teton Jack; his daughter, Raelyn LaFountain; his son, Keygun (Aspen) Jack, all of Idaho Falls, Idaho; his brothers: Sam (Sue) Johnson of California, Gary Porter of Idaho Falls, Idaho, and William (Marsha) Johnson of Pocatello, Idaho; his sisters: Melody Porter of Idaho, Carla Porter of California, Cody Porter of Idaho, and Marylou Porter; and five grandchildren.

He was preceded in death by his mother, Vivian Priest; his father, Joseph Jack; his son, Yukon Jack; and his daughter, Kyra Lafountain.

Memorial services will be held at 12:00 p.m., January 23, 2026, at the Fraternal Order of the Eagles, 635 Hemmert Ave., Idaho Falls. Cremation is under the care of Coltrin Mortuary, 2100 First Street, Idaho Falls. Online condolences may be sent to the family at www.coltrinmortuary.com.