Mary Ann (McDonald) Naylor, 68, of Phelps, and a native of Ironwood, Mich., died unexpectedly Wednesday, June 8, 2011, in Phelps.      She was born Jan. 25, 1943, in Ross County, Calif., daughter of Shirley (Van Stratum) and the late William B. McDonald, attended Ironwood schools, and graduated from Luther L. Wright High School in 1960. She then attended Gogebic Community College and graduated from the Duluth Clinic Laboratory Technician Program in Duluth, Minn. in 1963. She later received a degree in medical technology and was employed in that field for many years, retiring in August 2010.      Surviving are her partner, Gene Naylor, of Phelps; children, Kristen (James) Hebert, DePere, and Gary Henningsen, Wisconsin Dells; grandchildren, Christopher and Victoria Hebert and Tristin Henningsen; her mother, Shirley McDonald, Hurley; a brother, William B. McDonald II (Karen), Cottage Grove, Minn.; two sisters, Deborah (Dennis) Routheaux and Linda (Dennis) Ellos, both of Ironwood Township; many nieces, nephews and friends; and her faithful companion, Riley.      Out of respect for Mary Ann's wishes, cremation has taken place and no services will be held.      Private inurnment will be in Riverside Cemetery, Ironwood.      Online condolences may be given to the family of Mary Ann Naylor at mckevittpatrickfuneralhome.com.      Arrangements were entrusted to McKevitt-Patrick Funeral Home and Cremation Services of Ironwood.