The Centenary Quaich (/ˈkweɪx/) is an international rugby union award contested annually by Ireland and Scotland as part of the Six Nations Championship.

A "Quaich" is a Gaelic drinking vessel[1] and has been presented to the winners of the fixture since 1989.

The Quaich is one of a number of similar cups contested for between individual teams as part of their international fixture list.

The current holders are Ireland who won an eighth successive contest after beating Scotland at Murrayfield Stadium on 9 February 2025.

[4] Note: Date shown in brackets indicates when the record was or last set.