Novak Djokovic is the only player to have won all nine ATP Tour Masters 1000 singles titles .
Djokovic is the only player to have won all nine Masters singles titles and became the first player to complete the Career Golden Masters in 2018 ; Nadal , Roger Federer , Andre Agassi , and Andy Murray have each won 7 different titles , although Federer has in reality won 9 different Masters 1000s titles , but because some tournaments were discontinued , others initiated and some switched surfaces , he is only considered to have won 7 current `` slots '' of Masters 1000s titles .