Sandra “Sandy” Jeanne Mastrino, 83, of Frederick, died on Thursday, December 10, 2020 at the Somerford Place, Frederick. She was the wife of the late Millard “Mick” Mastrino, who died May 13, 2001. They were married on June 27, 1965. Born January 25, 1937, in Frederick, she was a daughter of the late Ray and Mary Tritapoe Steele. She graduated from Frederick High School in 1955 and Frederick Memorial School of Nursing in 1958. Sandy spent most of her nursing career at FMH, she was the charge nurse in the Emergency Department for over 30 years and then became house supervisor at FMH. Later in her career, she also worked at Lincoln National Insurance and MAMSI Health Insurance. She was last employed again at Frederick Health as an RN Case Manager. She never got over the loss of her husband and grieved over the loss of her beloved dog Molly who died in 2010. She is survived by her sons, Michael Mastrino of Ephrata,WA and Mark Mastrino and wife Jenifer, of Frederick; granddaughter Krissy Drentzsch and husband, Daniel, of Hagerstown, and a cousin, John Tritapoe. She is also survived by two sisters-in-law, Mary Summers and Sandy Jacobs and her husband, Bob, all of Frederick: and a number of nieces and nephews. Graveside funeral services and interment will be held at1pm on Monday, December 14th at Mount Olivet Cemetery, 515 South Market Street, Frederick. Those attending should assemble at the FSK Memorial Chapel by 1pm for a procession to the gravesite. In lieu of flowers, the family requests memorial donations to the Millard "Mick" Mastrino Memorial Scholarship Fund, c/o Community Foundation of Frederick County, 312 East Church Street, Frederick, MD 21701 Keeney and Basford Funeral Home, 106 E Church Street, Frederick is in charge of arrangements and online condolences and remembrances may be shared with the family at keeneybasford.com