Florence V. Seydel on June 2, 2021 of Port St. Lucie, FL. Formerly of Long Beach, NY. Beloved wife of the late Robert. Loving mother of William and his wife Therese. Cherished grandmother of Jaclyn, James and Julia. Florence was a teacher for the Long Beach School District for 38 years. Reposing at Casimir Funeral Home, 4839 Nesconset Highway, Port Jefferson Station, LI. Visitation will be held on Friday, June 11th from 6-9 PM and Saturday, June 12th from 9-10:30 AM. Mass of Christian burial at 11 AM at St. James R.C. Church in Setauket, LI. Interment to follow at Caroline Episcopal Churchyard Cemetery. In lieu of flowers, donations may be made in loving memory of Florence to the Long Beach High School, 322 Lagoon Drive West, Lido Beach, NY 11561, Attn: Deanna Lavelle.