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Does Australian Tennis Have a Doping Problem?

Marinko Matosevic's flagrant blood doping and clenbuterol use makes him the latest in a rapid succession of Australian men convicted of anti-doping offenses.

Ben Rothenberg's avatar
Ben Rothenberg
Mar 21, 2026
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MIAMI GARDENS, Fla. — As I read through the newly published report on the starkest case of clear, intentional doping in recent tennis memory, parts of it rang new: there was ample evidence of more audacious cheating than I’ve ever seen before regarding a player that I’d covered myself.

But other parts of it seemed eerily familiar, and fit into a simmering, saline stew of doping cases that has slowly come to a roiling boil Down Under.

“I’ve done it. I’ve cheated with it.” —Marinko Matosevic, recommending the banned anabolic substance clenbuterol to a friend.

To read an in-depth breakdown of the convictions on charges of blood doping and banned substance use by a former ATP Top 40 player which raise concerns of a possible epidemic of doping cases in Australian men’s tennis, please subscribe to Bounces!

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Do you have information about doping in tennis to share? Please do; I am always happy to keep any sources anonymous. -Ben

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