Schiermann, Janet, (nee: Brooks, formerly Snider), of O'Fallon, Missouri, Fortified with the Sacraments of the Holy Mother Church on Friday, April 19, 2013 at the age of 73. Loving wife of Cletus Schiermann; beloved daughter of the late Warner and Jane Brooks; devoted mother of James (Toni) Snider, Jack Snider, Mary Jane Voorhees, Julie (Joe) Cole, and Joseph (Pamela) Snider; dear sister of Carol and Warner Brooks; cherished grandmother of numerous grandchildren. She is also survived by Cletus's 7 children and grandchildren. She is preceded in death by her first husband James E. Snider. Flowers or Memorials may be made in Janet's name to the USO of Missouri