![Brothers Frank and Dennis Furhmann hold the record for the longest tennis rally of all time. The rally lasted for a whopping 50,970 strokes. - ) Brothers Frank and Dennis Furhmann hold the record for the longest tennis rally of all time. The rally lasted for a whopping 50,970 strokes. - )](https://img.ifunny.co/images/c5e4e7eca0420012304b90f434449ef07d09ccc471d7c1f0ec139b778a9a5a4c_1.jpg)
Brothers Frank and Dennis Furhmann hold the record for the longest tennis rally of all time. The rally lasted for a whopping 50,970 strokes. - )
Federer's revenge 11 years later and the longest rally in history: how did the men's semi-finals at Wimbledon - Teller Report
![WATCH: Alexander Zverev overcomes Novak Djokovic in US Open semifinal-record 53-shot rally - CBSSports.com WATCH: Alexander Zverev overcomes Novak Djokovic in US Open semifinal-record 53-shot rally - CBSSports.com](https://sportshub.cbsistatic.com/i/r/2021/09/11/0f3aeaba-bc12-49e7-8fef-91a1d8b73e0d/thumbnail/1200x675/ade61b1d058846da229ca56b533222a2/zverev.jpg)