Dorothy W. Riordan, formerly of Bellerose, died on Dec. 14, 1999. Wife of Vincent E. Mother of Dennis, Maureen, Michael, Patrick and the late Brian. Mother-in-law of Ralph, Susan, Robert and Marjorie. Grandmother of Kerri, Jessica, Patricia, Vincent E. and Katie. Sister of Donald, Carol and the late Jeanne and Robert. Aunt of many nieces and nephews including Geoffrey V. Boyle and Susan Kleft. Mass at St. Gregory the Great RC Church. Contributions can be made to a charity of your choice. Frances R. McDonald (nee Jacobsen), of Floral Park, died on Jan. 1, 2000. Wife of John. Mother of Jean, John (Sara), Susan (Jeff) Gould and Margaret. Grandmother of Jeffrey and John Gould. Sister of Richard Jacobsen. Aunt of 14 nieces and nephews. She was predeceased by her son, Neil, her parents Richard and Frances Jacobsen and Marion Raferty. Arrangements were made by the Thomas F. Dalton Funeral Home, Floral Park. Mass of Christian Burial at Our Lady of Victory RC Church. Contributions can be made to the Association for the Help of Retarded Children, 189 Wheatley R., Brookville, NY 11545.