Douglas R. Heinicke passed away on March 18, 2018 at home, surrounded by his family, at age 78. \n\nDoug was born in Lynn, Massachusetts on October 1, 1939 to Carleton Fillmore and Dorothy Eleanor (Hassett) Heinicke. He grew up on a farm in Howard County, Maryland and graduated from Howard County High School in 1957. He attended college at California State University, San Luis Obispo and graduated in 1960 with a B.S. in Mechanical engineering. \n\nHe worked in the aerospace and nuclear power industries in California, New Mexico, Pennsylvania and Idaho. \n\nin 1962, he met and married Nancy Foltz. They divorced in the 1980s. He remarried Donna Haas Duro in 1994. After marrying Donna, he retired. Doug and Donna had a number of businesses including a Mobil rental service for various state fairs and other events, bartending, karaoke parties, and realtor.\n\nThey lived in California, Florida and made his final home in Wickenburg, Arizona.\n\nDoug was always an athlete and most recently enjoyed playing golf and pickleball with his wife and friends. He learned to sing after retiring and he and Donna enjoyed karaoke together. Doug and Donna traveled the world together. They visited many countries including Russia, China, Australia and Europe. \n\nHe was preceded in death by his parents and his older brother, Carleton. \n\nHe is survived by his wife Donna, brother Robert Heinicke of California, daughter Kendra Heinicke of California, his sons Adam and his wife Jessica and Steven Heinicke all residents of Florida and Joshua Walters and his wife Christina of Utah. He is also survived by brother-in-law Steve Haas and sister-in-law Pam Walters and their families. Doug has five grandchildren, numerous nieces and nephews and lots of friends who will miss him.\n\nIn lieu of flowers, we request that donations be made to the Moffitt Cancer Center Foundation in memory of Doug Heinicke. Donations can be made by mailing a check to Moffitt Cancer Center Foundation, MBC-FOUND, 12092 Magnolia Drive, Tampa, FL 33612; online at Moffitt.org/Donate; or by calling 1-800-456-3434 ext. 1403. Donations made before March 30, 2018 will be matched by the Tampa Bay Rays.\n\nA memorial service will be held on Saturday, March 24, 2018 at 1:00 PM at the Church of Latter Day Saints, West Wickenburg Way in Wickenburg.