MacMaster's youngest sister, Betty Lou Beaton, is one of Cape Breton's finest pianists and is married to well-known fiddler and composer Kinnon Beaton. They have two children, Mary Elizabeth MacMaster MacInnis (also a musician) and Allan Gerard MacMaster. In 2023, he was inducted into the Canadian Fiddle Hall of Honour at the 2023 Canadian Grand Masters event in Truro, Nova Scotia. In October 2006, he was awarded an honorary doctorate from Cape Breton University in a special ceremony held in Judique. He also received the Order of Nova Scotia in 2003 for outstanding achievement benefiting the province and its residents. The Canadian Encyclopedia states that the citation for the Order of Canada read 'as ambassador of Canadian music and a mentor to many, he is leading a Gaelic renaissance in Canada and abroad.' He has appeared through Nova Scotia, Canada, the US and the UK for dances, in concert and in festivals such as the Atlantic Fiddlers' Festival, Cape Breton Fiddlers' Festival, Celtic Colours International Festival, Nova Scotia Highland Village Day, Cape Breton Fiddlers' Festival, the Nova Scotia International Tattoo, and the Celtic Sundance Festival, Utah.

Francis Xavier University in Antigonish in 1995, and in 2000 he was awarded the Order of Canada for his contributions to Canadian culture. MacMaster was awarded an honorary doctorate from St. In 2005 he recorded an album with his niece, fiddler Natalie MacMaster. He was one of the first Cape Breton fiddlers to be asked to teach in Scotland. He continued to play music of mainly Scottish origin, supplemented with traditional Cape Breton and Nova Scotia tunes, and gained an international reputation, touring in Europe and the United States. After his retirement from the railroad in 1988, he went on to play full-time as a professional musician, often accompanied by piano. In the 1970s, he played regularly on CBC Television's Ceilidh show. In 1943, he made his first radio broadcast from the town of Antigonish, Nova Scotia in 1948. MacMaster continued to play nights at square dances across Nova Scotia, while taking on a career as a station agent and telegrapher for the Canadian National Railway to support himself and his family. At age 12, he had his first public performance at an amateur hour in Port Hood, Nova Scotia, and at age 14 he played his first professional gig at a square dance in the nearby town of Troy. At an early age, MacMaster began to play the fiddle. MacMaster's father played the fiddle, but his mother sang to him from birth, lilting with a Gaelic inflection peculiar to the area. The family was originally from Cape Breton Island in Nova Scotia, and in 1928 they returned to Cape Breton to settle in the town of Judique. MacMaster was born in 1924 into a Gaelic-speaking home in Timmins, Ontario to John Duncan MacMaster and Sarah Agnes MacDonald MacMaster. He performed and recorded both locally and internationally, and was regarded as an expert on the tradition and lore of Cape Breton fiddle music. Hugh Alan ' Buddy' MacMaster CM ONS (Octo– August 20, 2014) was a Canadian fiddler.

Macmaster app