Juan Martin del Potro is a fan favorite on the tour, possibly only second to Roger Federer. The spotlight shifted back onto the Argentinian this week for the first time since hurting his knee cap in late 2018.

Despite losing in the quarterfinals of the Delray Beach Open to Mackenzie McDonald, Del Potro was feeling the love in Florida.

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From the very beginning, there is a few facts that may surprise even the most knowledgeable of Del Potro fans. See how much of a Del Potro fan you really are:

Now, see how much of a Del Potro super fan you are by taking our quiz on his career.