She was born May 3, 1952 in Powell to Delbert and Maurine Bader Hollcroft. She attendined kindergarten and first grade in Powell while living on a Heart Mountain farm. The family moved into town where both her parents worked, then moved to Gillette in 1957. In 1959, the family moved to Buffalo.
She graduated from Johnson County High School in 1970 and was married in 1971 in White Hawk, S.D., to Albert Smith. They made their home in Buffalo where he worked for Reeves Concrete and she worked at the Mansion House Motel. Lynn later managed the Indian Campground.
She was a legal assistant to attorney Bill Holland and also owner of her own ceramic and craft store. She also worked for the Soil Conservation Service for seven years and for Dianne Urruty's Learning Tree preschool for seven years.
She went to work for Johnson County Family YMCA in 1989 where she worked until the time of her death. She attended Sheridan College for two years while she was working in Buffalo.
Her hobbies included crocheting, crafting of any sort, baking, making fudge, reading, listening to music, daydreaming, travel, people, pansies, her work and especially spending time with her family.
Survivors include one son, Max Smith of Gillette; one daughter, Heather Kelley and her husband Bill of Brookings, S.D.; her mother, Maurine Hollcroft; one brother, Tilden Hollcroft, and his wife, Sue, of Arvada, Colo.; and three grandchildren.
She was preceded in death by her father, Delbert Hollcroft; and one infant daughter, Katie Lynn Smith.
The Rev. Susan DeBree will officiate at services. Visitation at the funeral home chapel will be from 1 to 9 p.m. Thursday and from 8 to 9:30 a.m. Friday. Burial will be in Willow Grove Cemetery. Memorial donations may be made to Johnson County YMCA in care of the Adams Funeral Home.