Men's Tennis: 5 players who were ranked ATP No. 1 for most weeks

#4 Jimmy Connors

Jimmy Connors with Eugenie Bouchard

American Jimmy Connors has won a record 109 ATP titles - a record which still stands to this date. Connors rose to the top of the ATP rankings on 5 different occasions most notably he was ranked Number 1 for a consecutive 160 weeks from 1974 to 1977. Connors is one of 6 Men to have been ranked Number 1 in their 20's and 30's. Connors also holds the all-time record for the most Singles matches played and most Singles matches won - 1535 and 1256 respectively.

Connors won 8 Grand Slam Singles titles and was inducted into the International Tennis Hall of Fame in 1998. Connors spent a total of 268 weeks at the top of the ATP rankings.

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#3 Ivan Lendl

Ivan Lendl and Alexander Zverev

Ivan Lendl is the only male tennis athlete to have aggregated a win percentage of 90% or above for 5 different years. He won 94 Singles Titles including 8 Grand Slam titles. Lendl rose to the top of the ATP rankings for the first time in February 1983. He was yet to win a Grand Slam title back then. Lendl is one among two players who rose to the top without winning a Grand Slam title at the time.

Lendl had 8 stints as the top-ranked player with the most notable being his 7th stint at the top which came in 1989-1990 lasting 157 consecutive weeks. In all, Lendl spent 270 weeks at the top.