• The wind cries Mary - Jimi Hendrix
• Proud Mary - Creedence Clearwater Revival/Tina Turner
• Along Comes Mary - Bloodhound Gang
• Now Mary - The White Stripes
• Mary - Scissor Sisters
• Mary's In India - Dido
• Mary - The Subways
• Crossed-eyed Mary - Jethro Tull
• Mary - Kings of Leon
• Mary - The Maccabees
• Mary - Noah & the Whale
• Mary Without Sound - Motion City Soundtrack
• American Mary - The National
• Mary - Supergrass

There's so many! http://www.last.fm/search/overview?q=mary&type=track