Marilyn H. Millen, 96 of Montgomery, Illinois passed away peacefully Thursday, December
18, 2025 at The Pearl at Tillers in Oswego, Illinois. She was born April 2, 1929, in Aurora, Illinois, the daughter of Michael and Elizabeth Millen.

Marilyn was a longtime parishioner of Holy Angels and St. Mary's Catholic churches. She volunteered at Hesed House for 25 years. She was a 1946 graduate of Madonna High School in Aurora, Illinois.

Marilyn retired from International Harvester after 32 years of service. She was branch accountant at the Aurora branch and later served at the International Harvester locations in Bridgeview, Broadview, and Lombard. At the time, she was the only female branch accountant for International in the state.

She is survived by her four nephews James (Linda) Regnier, Peter (Jane) Regnier, Robert (Kathy) Millen, Michael (Brenda) Millen; three nieces, Beth (Dave) Walgren, Kathy (Larry) Hills, Jane (Jerry) Koster; many great nieces and nephews.

She was preceded in death by her parents; her two brothers, Ralph Millen and Larry Millen; her sister, Mildred Regnier LaFleur; two sisters-in-law, Virginia Millen and Charlotte Millen; a brother-in-law, James Regnier; her niece, Lynn (Terry) Kellogg; and her special friend Robert Dombrasky.

Mass of Christian Burial will be offered Monday, December 22, 2025, at 12:00 PM at St. Mary Catholic Church, Fr. Anton Kretowicz will officiate with interment at St. Joseph Cemetery.

In state visitation will be held Monday, December 22, 2025, from 11:00 AM until 12:00 PM at St. Mary Catholic Church 432 East Downer Place.

Arrangements entrusted to THE DALEIDEN MORTUARY, 220 North Lake Street, Aurora, Illinois 60506. 630-631-5500

Memorial contributions may be made to St. Mary Church in Marilyn's memory.

Please visit our interactive website at www.daleidenmortuary.com to leave condolences for Marilyn's family or sign the guest book.