Helen (Durrbeck) Rulfs, - Of Medfield died on May 22. Wife of the late Henry Rulfs. Loving mother of Linda Keefe and her husband, Tim, of Holliston and Jill Rulfs and her husband, James Broadhurst, of Worcester. Beloved grandmother of Julie Keefe, Sarah Rulfs and Sam Broadhurst. Great grandmother of Brianna Antonioli. A memorial service will be held at Christ the King Lutheran Church, 600 Central St., Holliston on Saturday, June 23 at 2pm. Donations in her memory may be made to MDA, ALS Division, 33 Lyman St., Suite 304B, Westborough, MA 01581. Nordgren Memorial Chapel, 300 Lincoln Street, Worcester is directing arrangements.