Shawn and Casey Keefe, of Merrimack, announce the birth of their daughter, Caitlyn Rose Keefe, at 5:07 a.m. May 2, 2011, at Southern New Hampshire Medical Center in Nashua. Caitlyn was 8 pounds, 4 ounces and 20 inches long at birth. She joins her sister, Caroline, 22 months. Maternal grandparents are Phil and Judi Sias, of Plainville, Mass. Paternal grandparents are John and Ginny Keefe, of Tewksbury, Mass. Other relatives include Caitlyn’s aunts and uncles, Ben Sias, Kim and Jeff Dean, and Margo and Rich Keefe, and cousins Ryan and Erin Dean.