Ashley Dwayne MacIsaac (born February 24, 1975) is a Canadian fiddler, pianist, singer and songwriter from Cape Breton Island.

[6] MacIsaac's album Hi™ How Are You Today?, featuring the hit single "Sleepy Maggie", with vocals in Scottish Gaelic by Mary Jane Lamond was released in 1995.

was a double-platinum selling Canadian record[9] and earned MacIsaac a 1996 Juno in the category Best Roots & Traditional Album – Solo.

[10] During his early career, MacIsaac subtly acknowledged his sexual identity, sometimes wearing a set of rainbow flag freedom rings on a neck chain in promotional photos,[11] but avoided explicitly coming out to the press.

[17] On a 1997 Late Night with Conan O'Brien appearance, his leg kick lifted his kilt high enough that his genitals were visible to the studio audience, although they were blurred out in post-production before the actual broadcast.

[22] In December 1999, MacIsaac screamed obscenities at a New Year's Eve rave in Halifax; the performance led to cancellations of his concerts across Canada and a "media frenzy over his perceived downward spiral".

[23] In 2003, MacIsaac was alleged to have made a racist statement on stage, at a show where he reportedly accused an Asian woman in the audience of spreading SARS.

He subsequently stated that the comment was intended as an ironic parody of racism, and sued the Ottawa Citizen for misrepresenting the statement as racist when in fact he was speaking out against racial profiling happening in Canada at the time.

In 2010, MacIsaac wrote a charity single, "Dreams", to benefit Kwame Nkrumah-Acheampong, a skier from Ghana who was the first Ghanaian athlete ever to compete in the Winter Olympics.

In the March 20, 2006, edition of the Halifax Daily News, MacIsaac declared himself a candidate for the leadership of the Liberal Party of Canada.