Donna M. Dorr, 83, of Marcus, passed unexpectedly on Thursday, July 12, 2018 at Mercy Medical Center in Sioux City, Iowa. Funeral services will take place at 11:00 a.m. on Saturday, July 21, 2018 at the Earnest – Johnson Funeral Home in Marcus. Burial will follow at Holy Name Cemetery in Marcus. Visitation will begin at 2:00 p.m. on Friday, July 20, 2018 at the Earnest – Johnson Funeral Home. The family will be present to greet friends from 5-7 p.m. There will also be one hour of visitation at the funeral home prior to the service on Saturday. Expressions of sympathy may be directed through www.mauerjohnsonfh.com