There are 3 artists on Last.fm with this name: (1) Martin Smith is an English singer, songwriter and guitarist. He fronts the Christian rock band Delirious? and has contributed to numerous other artists' works, such as Michael W. Smith and Matt Redman. Alternatively...
(2) Martin Smith is a British-born jazz vocalist, guitarist and songwriter. A unique vocal talent, Martin has the cool, smooth delivery of old-school jazz crooners but also the emotional power and a contemporary edge developed in his time singing blues, rock and musical theatre.

Read more about Martin Smith on Last.fm.