Ian D'Sa is a Canadian musician, songwriter, and producer best known as a member of the rock band Billy Talent.

After Dragonflower broke up, he formed another band named Soluble Fish and recorded a five-song demo entitled Nugget Sauces.

He eventually met Benjamin Kowalewicz, Jonathan Gallant and Aaron Solowoniuk in 1993 at a high school talent show.

[1] In 1998, Pezz changed their name to Billy Talent after the fictional character in Michael Turner's Hard Core Logo book.

He was nominated for Producer of the Year at the 2017 Juno Awards for his work on the band's fifth album, Afraid of Heights.

In November 2012, he contributed a guitar solo to the song "Toast to Freedom", recorded by Anti-Flag for Amnesty International as a benefit single.

He also plays a Montego Black Stratocaster Fat Strat Deluxe with a red pickguard loaded with Seymour Duncan JB Trembucker pickups.

He also owns a three colour sunburst stratocaster with a white pick guard, which is shown in the "Devil in a Midnight Mass" music video.