John Joseph Robertson Sr. Obituary
With heavy hearts, we announce the death of John Joseph Robertson Sr. of Mount Pleasant, South Carolina, who passed away on October 26, 2025 at the age of 89. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
He was predeceased by: his father Glendon E. Robertson, Sr.; his son John Joseph Robertson, Jr.; his mother Jeanne K. Robertson (Kahman); and his siblings, Glendon E. Robertson Jr., Mary Jean R. Brickley and Lucille M. Robertson.
He is survived by: his wife Margaret R. Robertson (Peggy); and his children, Margaret Moore, Michael Robertson (Angelina), Patrice Robertson and Thomas Robertson (Trudy). He is also survived by 10 grandchildren, numerous nieces and nephews, and several great-grandchildren.
In lieu of flowers, memorial contributions may be made to The American Cancer Society or The Roper St. Francis Foundation. Expressions of sympathy may be viewed or submitted online at mcalister-smith.com/.
