The singer raked in a massive £67million from June 2008 - 2009, due to the success of her Sweet And Sticky tour.
Celine Dion came second with £61million, and Beyoncé Knowles was third with £53million.
Rounding off the top five were Bruce Stringsteen and Kenny Chesney.
Madonna, 50, kicks off her 27-date European tour at London's 02 arena on 4 July.
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