Arlene Borkhuis Dalla Costa (nee Valt), age 83, at rest June 18, 2017, surrounded by her family, at her home in Downers Grove, IL. Born September 30, 1933 in Chicago, IL.. to Steve and Corrine Valt. Beloved wife of the late Henry Borkhuis and Ernest Dalla Costa; beloved mother of Corrine (Tommy) Riley and Ben (Iris) Borkhuis; devoted grandmother of Inga Aragon and Eliza Dalgado; dearest great grandmother of Eli and Victoria. Interment private. Arrangements entrusted to West Suburban Funeral Home & Cremation Services 39 N. Cass Ave., Westmont. Info 630-852-8000 or www.westsuburbanfh.com Please omit flowers.