Multiple Grammy-winning American blues-rock duo The Black Keys have announced a full Australian headline tour.

Earlier on Tuesday the band was named as the main headliner for the 26th Bluesfest, which also featured George Clinton, Paul Kelly, Michael Franti, Alabama Shakes in its first line-up announcement.

Dan Auerbach and Patrick Carney's Black Keys will tour Australia in April 2015.

In addition to Bluesfest in 2015, The Black Keys will play arena shows in Sydney, Melbourne, Perth and Adelaide and winery shows in the Hunter Valley and Yarra Valley.

The tour is promoting the Black Keys' eighth studio album, Turn Blue, which topped the ARIA charts here and the American BIllboard charts.