Frances L. Derk, nee Lynch, beloved wife for 55 years of Frank J.; dear mother of Nancy (Kenneth) Martynus, Betsy (Dr. Raymond) Whittingham and Dr. James F. (Dr. Lori Knutstrom); loving grandmother of John, Mark (Shannon) Martynus, R. Joseph, Kevin, Lyndsey Whittingham, Gregory, Alexis and Jennifer Derk; devoted daughter of the late Dr. John and Frances Lynch; dear sister of Robert Lynch and the late John, Betty McGuire, and James; fond aunt of many nieces and nephews. Funeral Monday 8:45 a.m. from Beverly Ridge Funeral Home, 10415 S. Kedzie Avenue to St. Germaine Church, Mass of Christian Burial, 9:30 a.m. Interment Holy Sepulchre Cemetery. Retired school teacher with 35 years of service with the Chicago Public Schools. Visitation Sunday 3 to 9 p.m. 773-779-4411.
