Dorothy Mae McAllister Departed this life on April 8, 2024 surrounded by her loved ones, Dorothy was born on June 30, 1938, in Kentucky to Andrew O'Neal Cosby Sr. & Morene Cosby.  The family moved to Pontiac Michigan in 1940, she grew up in Pontiac and attended the Pontiac School System, graduating from Pontiac Central High School.  Dorothy worked as a Mail Clerk at Oakland Community College where she retired after 30 years of service.

She is preceded in death by her parents Andrew O'Neal Cosby, Sr. & Morene Cosby, Siblings; Otis Cosby Sr, Arnetta (Mae Joe) Smith & June McAllister.

She leaves to cherish her memory her daughter; Regina Arnold, Son-In-Law Carl Arnold Sr., Two Grandsons; Brian Arnold & Carl (CJ) Arnold Jr, 3 Great Grand Children; Lyric Arnold, Brielle Arnold, & Rylei Sain, and siblings; Andrew Oneal Cosby Jr. & Olene Edwards.

Celebration of life will be held on Saturday, April 20, 2024 at Cobb's Funeral Home 151 Orchard Lake Road, Pontiac, Michigan.  Family hour will begin at 11:00am and the service will start at 12:00pm.