Caitlyn Sydney Greenspun became a bat mitzvah Jan. 4 at Temple Beth Ami in Rockville. Joining in the simcha were her parents, Carol and Michael Greenspun of Gaithersburg; her siblings Jordan, Bennett and Allie; her aunt and uncle, Minna Greenspun and Rob Pomeroy of Northbrook, Ill.; and her aunts Deborah (Loitman) Sanchez and Jane Loitman of St. Louis, Mo. Caitlyn is the granddaughter of Frona and Gordon Greenspun of Owings Mills and Bernard Loitman of St. Louis, Mo. She is a seventh-grader at Cabin John Middle School in Potomac.