Jeanne Rosalyn Singer Einhorn, 98, of Rockville, Md., formerly of New Haven, Milford and Orange, has died. She was the widow of Joseph J. Einhorn. She was predeceased by her best friends, Roz Berman, Sally Horowitz, Ann Rapp and Gert McClenning. She is survived by her children, Jonathan J. Einhorn of Westbrook, Mark F. Einhorn of Old Saybrook, and Michele Russell-Einhorn of Garrett Park, Md; her grandchildren, Kyle Einhorn, Sara Einhorn, Jeffrey Einhorn, Daniel Russell-Einhorn, Becca AbuRakia-Einhorn, and Joshua Russell-Einhorn; and her great-grandchildren, Charli, Sam, Enzo, Izzie, Sebastian, Lenox and Omri.