Martin O. Zimmerman, age 94, of Wauseon, peacefully passed away at his home Thursday evening, February 20, 2020; while under hospice care and surrounded by his loving family. He was born in Wauseon on April 10, 1925 to the late Jay Zimmerman and Anna (Diegel) Zimmerman. Martin graduated from Wauseon High School and on August 24, 1946 he married Margaret Miller and together were blessed with four children, Shirley, Elaine, Dennis and Marcia. Early in life Martin worked for Kolb Feed Mill and Delta Pet Milk. Later he became owner and operator of Zimmerman Plumbing, Heating and Sheet Metal; which he operated for many years before retiring. His hobbies included fishing and showing off his 1968 Chevelle convertible as a member of the Irish Hills Antique Auto Club. Martin served a term on the Pike Township School Board. Martin was preceded in death by his wife of 64 years, Margaret; siblings, Katherine Zimmerman, Emma Burkholder, Clarence Zimmerman and Barbara Zimmerman; half-brother, Roscoe Zimmerman; half-sister, Hazel Pilbeam. He is survived by his children, Shirley (Richard) Hamilton, Elaine (David) Prentiss, Dennis (Monica) Zimmerman and Marcia (Ben) Backus; grandchildren, Jill (Karl) Campbell, Lori (Ted) Puehler, Chuck Prentiss, Ryan (Kristen) Zimmerman, Alan (Lyz) Zimmerman, Ben (Lauren) Backus, Julie (Zach) Freer; great grandchildren, Mitch Campbell, Madison (Caleb) Gray, Mac Campbell, Garrett and Zach Puehler, Blake (Sarah) Prentiss, Ashley (Troy) Grime, Lukas and Hannah Prentiss, Colten and Case Zimmerman, Landon, Kenzie and Sean Zimmerman, Aria and Ella Backus and Clara Freer; sister-in-law, Marilyn Ricker and many loving nieces and nephews. Friends will be received from 5-8 PM on Monday, February 24, 2020 at Barnes Funeral Chapel, 5825 St. Hwy. 109 in Delta. A funeral service for Martin will be held at 10:00 AM on Tuesday, February 25, 2020 at Emmaus Lutheran Church, 841 N. Shoop Ave., Wauseon, Ohio 43567. Interment will follow at Winameg Cemetery. Reverend Steven R. Geske will be officiating. Those considering contributions are asked to remember Emmaus Lutheran Church or the Lyons Royalton Fire Department, 405 E. Morenci St., Lyons, Ohio 43533 in Martin’s memory. Online condolences may be sent to the family through our website at www.barnesfuneralchapel.com