WWE No Mercy is an annual World Wrestling Entertainment pay-per-view event. The first No Mercy was held on May 16, 1999 in Manchester, England. Now No Mercy happens every year, in October and currently it is a Smackdown! brand exclusive PPV.

Here are a few famous matches from No Mercy:

• In 1999, Edge & Christian and the Hardy Boyz (Matt & Jeff) had a high-flying Ladder Match.
• In 2000, Kurt Angle pinned The Rock to win his first WWE Championship.
• In 2002, Brock Lesnar and The Undertaker competed in a brutal Hell in a Cell Match.
• In 2003, WWE owner Vince McMahon went against his daughter Stephanie McMahon in an "I Quit" Match.
• In 2004, The Undertaker faced John Bradshaw Layfield in a Last Ride Match for the WWE Championship.
• The 2005 edition of No Mercy is scheduled to take place on October 9, 2005. The location has yet to be determined.