Her son Rufus Wainwright wrote a song about her - "Beauty Mark".
Won Juno Award (the Canadian equivalent of a Grammy Award) with sister Anna McGarrigle for Best Roots and Traditional Album: Group. (March 1999)
Pictured with her sister, Anna McGarrigle, on one of four non-denominated Canadian commemorative postage stamps honoring Canadian recording artists, issued 30 June 2011. Price of issue was 59¢. Others honored in this issue were Bruce Cockburn, Ginette Reno, and Robbie Robertson.