Novak Djokovic has officially become the oldest world number 1 in the history of the ATP rankings, breaking the record previously held by one of his greatest rivals, Roger Federer.
The world’s most decorated tennis player is 36 years and 321 days old. He already holds the record for the most weeks (419) spent as the top-ranked player, with Federer in second place at 310 weeks.
Djokovic first achieved the world number 1 ranking on July 4, 2011, at the age of 24.