Dennis Richard Sullivan passed away June 24, 2017 at the age of 74. He was the beloved son of the late Robert and Jean Sullivan; dear brother of Patrick (Ellen) Sullivan; loving uncle of Michael Sullivan, Ellen Jean (Zachary) Kiefer and Patricia (Chris) Cadwell; cherished great uncle of Owen and Grant Sullivan, Beckett, Liam and Stella Kiefer, and Ellen Cadwell. Visiting will be held Wednesday, June 28, 2017 from 10:30am until the time of the Funeral Service at 11:15am at Manns Family Funeral Home, 17000 Middlebelt, Livonia 48154. Burial immediately following the Funeral Service at Mt. Hope Cemetery, Livonia. Please share a memory.