Edith Marie Blossom MacDonald, better known as Blossom MacDonald or Blossom Rock, was an American actress best remembered for her role as Grandmama on the classic television series The Addams Family (1964–1966). Born on August 21, 1895, in Philadelphia, Pennsylvania, she grew up in a family of performers, including her younger sister, Jeanette MacDonald, who became a famous Hollywood singer and actress. While Jeanette pursued a career in musicals, Blossom took a different path, focusing on comedic and character roles that showcased her lively personality and expressive acting skills.

Blossom Rock began her career in vaudeville and later transitioned to Hollywood films in the 1930s. She appeared in small roles in various movies, often playing warm, motherly figures or eccentric characters. Throughout the 1940s and 1950s, she took on supporting roles in films such as Dr. Kildare’s Wedding Day (1941) and The Red Stallion (1947). Although she was not a leading lady like her sister, she was a reliable and beloved character actress who brought charm and humor to every role she played.

Her most famous role came in 1964 when she was cast as Grandmama in The Addams Family. Her portrayal of the quirky, fun-loving, and slightly mischievous matriarch of the macabre Addams clan won the hearts of audiences. She perfectly captured the spirit of the role, adding a touch of humor and warmth to the otherwise eerie and unusual family. Despite the show’s short run of only two seasons, it became a cult classic, and Blossom Rock’s performance remains one of the most beloved portrayals of Grandmama.

Unfortunately, health issues affected her career in her later years. After suffering a stroke, she struggled with speech difficulties, which prevented her from reprising her role as Grandmama in later Addams Family projects. Despite this, she continued to be recognized and appreciated by fans of the original series. Even as time passed, her work on The Addams Family remained a defining part of her legacy, and she was fondly remembered for bringing laughter and joy to viewers.

Blossom Rock passed away on January 14, 1978, at the age of 82. Though she never achieved the same level of fame as her sister, her contributions to film and television made her an unforgettable presence in Hollywood. Her role as Grandmama continues to be celebrated by fans of The Addams Family, proving that even in a career filled with small roles, a single memorable performance can leave a lasting impact.