Lyle C. Smith, fortified with the last sacraments and surrounded by his family, entered heaven on September 5th, 2025, in Naperville, IL.  He was born in St. Louis, MO on September 29th, 1928, to the late Lyle V. and Coletta O. (nee Hartung) Smith.

In 1949 he married his high school sweetheart, Maxine A. (nee Grumke) who preceded him in death in August of 2011. Together during their 62 years of marriage they had three children, the late Deborah (Richard) Szymanski, the late Barry Edward and the late infant son Lyle Steven.

Lyle is survived by 6 grandchildren: Lauren (Ted) Harrington, Brian (Emily) Smith, Steven (Diana), Scott (Kelly) Szymanski, Jennifer and Adam (Alyssa) Smith; 10 Great Grandchildren; Connor, Peyton and Avery Harrington, Nora, Nolan and Graeme Smith, Mae, Lucy, Benjamin and Jackson Szymanski; 7 Siblings: Leonard C. (Elvadine), Laurence C. (Charlotte), Leo C. (Judy), Louis C., Lois C. Menne, Laura C. (Don) Emery, and Lucy C. (the late Ken) Bryant.

He was educated in the St. Louis Archdiocesan school system, received an associate degree from Washington University, bachelor's degree from St. Louis University and MBA degree from Southern Illinois University.

He was an executive with the former Metal Goods Division of Alcan Aluminum. He retired in 1986 from Alcan after having served in several management positions including, President of the Metal Goods Division.

Lyle last resided at Monarch Landing in Naperville, IL. He was a member of the Knights of Columbus St. Louis 4th Degree Council #12323, The Christ Prince of Peace K of C Council #12980, a member of the Christ Prince of Peace St. Vincent De Paul Society and 50+ Club. He served as a volunteer for many organizations including The Missouri Botanical Gardens, AARP activities, The Ridgemont Condominium Board and several offices in the LSS Meramec Bluffs Town Hall organization. He enjoyed traveling, playing golf and going to the St. Louis Cardinal & Rams football games, but most of all he loved being with his family and friends.

Services:   Visitation at Christ, Prince of Peace Catholic Church, 415 Weidman Road, Manchester, Saturday, September 20, from 9:00 a.m. until time of Mass at 10:00 a.m. Interment at Calvary Cemetery.  In lieu of flowers, for those who would like to make a lasting tribute in Lyle's name memorial contributions may be made to the St. Vincent De Paul Society .

As a service of the SCHRADER Funeral Home and Crematory, friends may sign the family's on-line guestbook at Schrader.com.