The 2014 MLS Cup Playoffs (branded as the 2014 MLS Cup Playoffs presented by AT&T for sponsorship reasons) was the nineteenth post-season tournament culminating the Major League Soccer regular season.

[1] The first series impacted by the rule was a Western Conference semifinal that saw Seattle Sounders FC advance past FC Dallas when the first match (held in Dallas) ended 1–1 and the second (held in Seattle) ended 0–0.

Sporting Kansas City were the defending champions, but they were eliminated in the Eastern Conference Knockout Round by New York Red Bulls.

In these two rounds, all matches are played in a home-and-away aggregate-goal format, with the higher-seeded team hosting the second leg.

[3] The two conference champions face each other in the MLS Cup, a single match hosted by the team with the better regular season record.