Gary B. Welch, age 66, formerly of Lincoln, died suddenly at his home on August 16, 2020. He was the husband of the late Mary Moitoza. He was born in Cambridge on December 3, 1953, as the son of the late Vernon F. Welch who died in 2018, and the late June (Ross) Welch who died in 1990. He was a graduate of Lincoln-Sudbury Regional High School, and subsequently, the University of Massachusetts Amherst. Gary leaves behind his brothers, Alan Welch and his wife Patricia of Shirley, Dana Welch of Littleton, and many nieces and nephews. He was also the brother of the late Gregory Welch who died in 2013. Services will be private. Arrangements are under the care of Dee Funeral Home & Cremation Service of Concord.