Larry L. Mostaert, age 82 of Clarence, passed away on Thursday December 3, 2020 at Unity Point St. Luke's Hospital in Cedar Rapids following surgery and complications from diabetes. There will be a visitation at St. Johns United Church of Christ in Clarence on Tuesday December 8, 2020 from 9:30 – 11:00 AM with a private family service to follow. Reverend Sue Schneider-Adams will be officiating. Burial will be in St. John's Cemetery with military rights. Larry was born August 14, 1938 in Davenport to Frank and LaVon (Griebel) Mostaert. He was united in marriage to Shirley Ibsen on June 26, 1960. He is survived by his wife; sons Bart (Jill) of Anita, IA, Ryan of Clarence, and Craig (DarLynn) of Castalia, IA; granddaughters Sarah (Ben) Ingham, Krista (Evan) Schatz, Alison (Jacob) Hanson, Emily (Eric) Robison, DayLee (Art) Schultz and Mariah (Blake) Everman; great grandchildren Leighton, Sydney, Everett, Phoenix and eagerly awaiting the arrival of two more in 2021; brothers Kenneth (Mary Ann) and Dennis (Diane) of Lowden; sisters Janet Mullin (Dave Stevenson) of Swisher and Joyce (Jack) Petersen of Lowden; brothers-in-law Robert (Helen) Ibsen of Lowden and Dean (Pam) Ibsen of Cleveland. He was preceded in death by his parents and in-laws Chester and Marie Ibsen. Larry graduated from Lowden High School in 1957 and served in the US Army shortly after. He was involved in sales, mainly heavy trucks and equipment, and being a salesman he was always ready with a story if anyone had time enough to listen. Larry dearly loved his family and was always willing to help anyone in need, including fostering and mentoring for a number of years. He was an avid sports fan of the Iowa Hawkeyes and Chicago Cubs and Bears. Larry enjoyed officiating football and enjoyed watching his sons and granddaughters sports, drama, and various other activities. In his earlier years he was very involved with Happitime Fast and Slow Pitch and Gold Ball Basketball in Cedar Rapids, and also was a team member of the "Big Boys Bowling Team". Larry was a past president of the Cedar County Red Cross, Lowden Lions, and past Adjutant of the Lowden Legion and was instrumental in the organization of the Legion's Fish Fries. In lieu of flowers, memorials may be directed to Lillis-Deerberg Post 366 of Lowden or Camp Courageous. Memorials may be sent to Shirley at P.O. Box 45 Clarence, Iowa 52216.