![German Open 2018 on Twitter: "Tickets for the German Open Tennis Championships 2018 presented by #Kampmann are now on sale https://t.co/6FdRcjO8i5 #GOTC18 #ATP #Hamburg #Rothenbaum #Tennis https://t.co/OdYGWHYkRa" / Twitter German Open 2018 on Twitter: "Tickets for the German Open Tennis Championships 2018 presented by #Kampmann are now on sale https://t.co/6FdRcjO8i5 #GOTC18 #ATP #Hamburg #Rothenbaum #Tennis https://t.co/OdYGWHYkRa" / Twitter](https://pbs.twimg.com/media/DPk6SONXUAAzdIJ.jpg)
German Open 2018 on Twitter: "Tickets for the German Open Tennis Championships 2018 presented by #Kampmann are now on sale https://t.co/6FdRcjO8i5 #GOTC18 #ATP #Hamburg #Rothenbaum #Tennis https://t.co/OdYGWHYkRa" / Twitter
![German Open 2017 26 07 2017, Hamburg Rothenbaum, Club an der Alster, GERMAN OPEN, Tennisturnier im Bild German Open 2017 26 07 2017, Hamburg Rothenbaum, Club an der Alster, GERMAN OPEN, Tennisturnier im Bild](https://www.imago-images.com/bild/sp/0029210870/w.jpg)
German Open 2017 26 07 2017, Hamburg Rothenbaum, Club an der Alster, GERMAN OPEN, Tennisturnier im Bild
![Hamburg, Germany, 25th July 2017: 16 years old tennis player Rudolf Molleker during the German Open 2017 at the Hamburg Rothenbaum. Credit: Frank Molter/Alamy Live News Stock Photo - Alamy Hamburg, Germany, 25th July 2017: 16 years old tennis player Rudolf Molleker during the German Open 2017 at the Hamburg Rothenbaum. Credit: Frank Molter/Alamy Live News Stock Photo - Alamy](https://c8.alamy.com/comp/JM216A/hamburg-germany-25th-july-2017-16-years-old-tennis-player-rudolf-molleker-JM216A.jpg)
Hamburg, Germany, 25th July 2017: 16 years old tennis player Rudolf Molleker during the German Open 2017 at the Hamburg Rothenbaum. Credit: Frank Molter/Alamy Live News Stock Photo - Alamy
![Hamburg, Germany, 25th July 2017: 16 years old tennis player Rudolf Molleker during the German Open 2017 at the Hamburg Rothenbaum. Credit: Frank Molter/Alamy Live News Stock Photo - Alamy Hamburg, Germany, 25th July 2017: 16 years old tennis player Rudolf Molleker during the German Open 2017 at the Hamburg Rothenbaum. Credit: Frank Molter/Alamy Live News Stock Photo - Alamy](https://c8.alamy.com/comp/JM216E/hamburg-germany-25th-july-2017-16-years-old-tennis-player-rudolf-molleker-JM216E.jpg)
Hamburg, Germany, 25th July 2017: 16 years old tennis player Rudolf Molleker during the German Open 2017 at the Hamburg Rothenbaum. Credit: Frank Molter/Alamy Live News Stock Photo - Alamy
![Hamburg, Germany, 25th July 2017: 16 years old tennis player Rudolf Molleker during the German Open 2017 at the Hamburg Rothenbaum. Credit: Frank Molter/Alamy Live News Stock Photo - Alamy Hamburg, Germany, 25th July 2017: 16 years old tennis player Rudolf Molleker during the German Open 2017 at the Hamburg Rothenbaum. Credit: Frank Molter/Alamy Live News Stock Photo - Alamy](https://c8.alamy.com/comp/JM2169/hamburg-germany-25th-july-2017-16-years-old-tennis-player-rudolf-molleker-JM2169.jpg)