Sallie C. Seeley, (77) wife of the late John R. Seeley, passed away peacefully on Monday, April 18, 2016, surrounded by loved ones. Beloved mother of Sharon Seeley-Williams (Darrell), John R. Seeley, II (Kimberly), Donna S. Frederick (Chuck), Darlene L. Gladstone (John), and loving grandmother to Zach, Eli, Chase and Caroline. A Mass of Christian Burial will be celebrated at Sacred Heart Chapel, 16501 Annapolis Rd., Bowie, MD on Wednesday, April 27, 2016 at 1 p.m. Interment, Lakemont Memorial Gardens in Davidsonville, MD.