Heitzhaus-Douglas H. of E. Aurora, NY, passed away April 16, 2021.  Beloved husband of the late Kathleen R. (nee Louis) Heitzhaus; former husband of the late Ann (nee Alianello) Heitzhaus; dear father of Kim (Ray) Clarke, Kevin (Mechelle) Heitzhaus and Donna (James) Falter; step-father of the late Dennis H. Brennan II; grandfather of Michelle (Nicholas) Herber, Christopher (Angela) Spampata, Aaron Heitzhaus, Gabrielle Volpe, Liam and Conor Clarke, Leo Rosso and Shelby Combs; great-grandfather of Lucas Spampata; brother of Robert, James (Ellen), Michael, Judy Brady and the late William (Marge) Heitzhaus; nephew of Jack (late Patricia) Heitzhaus; also survived by many nieces, nephews, his beloved friends with whom he spent time with at King's Quarters in Alden and Ravenwood Farm in E. Aurora/Middleport along with "his pride and joy horse" Max.  Family will be present at the Charles Meyer Funeral Home, 13228 Broadway Alden, NY Wednesday 3-7 PM., where funeral services will be held Thursday at 10 AM.  Doug was retired from General Motors after 35 years.  Flowers gratefully declined.  Memorials may be made to Hospice Buffalo Inc.  Share your condolences at meyerfuneralhome.com