Most weeks as world No.1, Men singles: Djokovic - 380 weeks Federer - 310 weeks Sampras - 286 weeks Lendl - 270 weeks Courier - 268 weeks Nadal - 209 weeks McEnroe - 170 weeks Borg - 109 weeks Agassi - 101 weeks Hewitt - 80 weeks #NoleFam#Djokovic