![How the US Open Title Was Won: Juan Martin del Potro, 2009 - Official Site of the 2023 US Open Tennis Championships - A USTA Event How the US Open Title Was Won: Juan Martin del Potro, 2009 - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_USTA110059_20160901_GE2_1396.jpg)
How the US Open Title Was Won: Juan Martin del Potro, 2009 - Official Site of the 2023 US Open Tennis Championships - A USTA Event
![Roger Federer of Switzerland hits a forehand to Juan Martin Del Potro of Argentina in the second set of their mens final match in Arthur Ashe Stadium at the US Open Tennis Roger Federer of Switzerland hits a forehand to Juan Martin Del Potro of Argentina in the second set of their mens final match in Arthur Ashe Stadium at the US Open Tennis](https://c8.alamy.com/comp/TYKD4K/roger-federer-of-switzerland-hits-a-forehand-to-juan-martin-del-potro-of-argentina-in-the-second-set-of-their-mens-final-match-in-arthur-ashe-stadium-at-the-us-open-tennis-championships-at-the-billie-jean-king-national-tennis-center-in-new-york-on-september-14-2009-upijohn-angelillo-TYKD4K.jpg)
Roger Federer of Switzerland hits a forehand to Juan Martin Del Potro of Argentina in the second set of their mens final match in Arthur Ashe Stadium at the US Open Tennis
![Photos: Juan Martin del Potro through the years at the US Open, from 2009 champion and beyond - Official Site of the 2023 US Open Tennis Championships - A USTA Event Photos: Juan Martin del Potro through the years at the US Open, from 2009 champion and beyond - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_GettyImages-90753128.jpg)
Photos: Juan Martin del Potro through the years at the US Open, from 2009 champion and beyond - Official Site of the 2023 US Open Tennis Championships - A USTA Event
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50 for 50: Juan Martin del Potro, 2009 men's singles champion - Official Site of the 2023 US Open Tennis Championships - A USTA Event
![US Open Classics: Juan Martin del Potro vs. Roger Federer, 2009 US Open men's singles final - Official Site of the 2023 US Open Tennis Championships - A USTA Event US Open Classics: Juan Martin del Potro vs. Roger Federer, 2009 US Open men's singles final - Official Site of the 2023 US Open Tennis Championships - A USTA Event](https://photo-assets.usopen.org/images/pics/large/f_Del-Potro-2_50th.jpg)
US Open Classics: Juan Martin del Potro vs. Roger Federer, 2009 US Open men's singles final - Official Site of the 2023 US Open Tennis Championships - A USTA Event
![Tennis Server ATP/WTA Pro Tennis Showcase - 2009 US Open - Del Potro Ends Federer's Five-Year Run - Wins His First U. S. Open Tennis Server ATP/WTA Pro Tennis Showcase - 2009 US Open - Del Potro Ends Federer's Five-Year Run - Wins His First U. S. Open](http://www2.tennisserver.com/images/photofeed/2009/us_open/090914/Del_Potro_vs_Federer/Federer_vs_Del_Potro_final-20.jpg)