Lynn was born on December 17, 1960 in Boston, Massachusetts to her beloved parents, Evelyn (Orff) Leonardo and Louis Rocco Leonardo, who preceded her in death along with her late brother, Bruce Virgil Leonardo.
She spent many happy years in Brookline, MA, graduating from Brookline High School in 1979. Lynn worked at the Woolworth's on Harvard Street in Brookline then moved onto working for Brigham and Women's Hospital for many years.
Mom was an excellent bowler, loved the Boston Red Sox, music and movies, especially the classics. She adored her grandchildren and spent as much precious time with them as she could.
Lynn is survived by her daughter, Jessica Rae Gagnon and her husband Anthony of Bryan, Texas; her grandchildren, Bianca Ann, David Wayne and Jackson Rocco; as well as her siblings, Lois Leonardo-Bell and Hugh Leonardo. She is also survived by her partner, Joe Marin.