Official Obituary of

William Joseph Sullivan

May 7, 1930 ~ July 17, 2023 (age 93) 93 Years Old

William Sullivan Obituary


William J. Sullivan Sr. 93, of Oak Park, IL. Born May 7, 1930, an extremely loquacious man only to be interrupted by death on July 17, 2023.

For sixty seven years Bill was a loving and devoted husband to his sweetheart, Margot Sullivan and dedicated to his children Bill Jr. (Clare), Brian (Maureen Mullig), Mary Kay Harmon, Tommy (Kim Alamar), and Eileen Curran (Tom Murtha).  Beloved by his grandchildren Katie (Billy Smith), Janie (Steve Roach), Lizzie (David Biddle), Baby Billy, Tim, Matthew, Olivia, Clare (Angie Lopez) and Bridget. He deeply cherished his great grandchildren Violet and Hadley.

He was preceded in death by parents Daniel and Molly, and siblings Daniel (Bobba), Kevin, Marita, Kathleen Searle (Jack), Shelia Cronin (William) and baby Angela.

He was the fond uncle of Katie, Danny, Jimmy, Molly, Marita Clare, Maggie, Marita Elizabeth, Mark, Cathy, the late Capt. William D. Cronin Jr. USMC, and Brian Timothy.

The Sullivan family is sincerely grateful to the wonderful staff at Brookdale Oak Park for their support and excellent care during Bill’s last months.

Visitation and Mass at St. Giles Church, 1045 Columbian Ave. Oak Park, IL on Tuesday, July 25th with visitation beginning at 10:00 AM and Mass at 11:00 AM.

In lieu of flowers, donations to and/or are appreciated.

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Memorial Visitation
July 25, 2023

10:00 AM to 11:00 AM
St. Giles Catholic Church
1045 Columbian St.
Oak Park, IL 60302

Funeral Mass
July 25, 2023

11:00 AM
St. Giles Catholic Church
1045 Columbian St.
Oak Park, IL 60302

Private Interment



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