Richard Lowell Tennis, 83, of Metamora, IL, formerly of Eureka, IL, passed away on Sunday, August 21, 2022 at the OSF Richard L. Owens Hospice Home in Peoria, IL.

He was born on September 24, 1938 in St. Paul, MN, the son of Orvilda (Peterson) Tennis and Lowell Parnell Gregory Tennis. He married Margaret "Margo" Huff on June 26, 1965.

Surviving are his wife, Margo of Metamora; their children, Randy (Michele) Tennis of Pekin, IL, Martha (Jeff) Newell of Morton, IL, and Robert Craig Tennis of Phoenix, AZ; three grandchildren, Jenny (Tyler) Thomson of Ridgecrest, CA, Logan Schumacher of Eureka, and Maren Tennis of Pekin; and four great-grandchildren, Caitlynn Thomson, Gerald Thomson, Harmony Still, and Havyn Schumacher. He was preceded in death by his parents and brother, Paul.

Rich graduated from Austin High School in Austin, MN in 1958 and the University of Minnesota, St. Paul in 1963. He worked as a Mechanical Engineer for Caterpillar for 38 years and retired the first time in 2001. He returned as a consultant several times.

Prior to a terminal illness, he was an active member of Eureka United Methodist Church, the Boys Scouts of America, and the Peoria Astronomical Society. He also served on the Board of the Congerville, Eureka, Goodfield School District #140 for 12 years.

Cremation rites have been accorded. A family memory gathering will be held at Prairie Gardens in Springdale Cemetery in Peoria at a later time. In lieu of flowers, memorials may be given to the OSF Richard L. Owens Hospice Home, 8630 North IL Route 91, Peoria, IL 61615 or to the Peoria Astronomical Society, P.O. Box 10111, Peoria, IL 61612. Online condolences at www.masonfuneralhomes.com.

OSF Richard L. Owens Hospice Home
8630 State Route 91, Peoria IL 61615

Peoria Astronomical Society
P.O. Box 10111, Peoria IL 61612