|11/02/18||L Marozava & A Sabalenka||Fed Cup World Group 1st Round: Belarus v Germany, Chizhovka Arena, Minsk, Belarus||Match 5||Won|
|21/01/18||S Hsieh & S Peng||Australian Open||R3||Lost|
|20/01/18||S Sanders & M Polmans||Australian Open||R1||Lost|
|19/01/18||E Hozumi & M Kato||Australian Open||R2||Won|
|17/01/18||A Sharma & B Woolcock||Australian Open||R1||Won|
|31/08/17||C Chuang & M Doi||US Open||R1||Lost|
WATCH: Federer's 14 years at No 1
From fashion to technology and everything in between, a lot has changed since the first time Roger Federer claimed the No 1 ATP Ranking in 2004.
VOTE: Who is the G.O.A.T?
Roger Federer claimed a 20th Grand Slam title at the Australian Open and then became the oldest-ever world No 1 - but is he the greatest sportsperson of all time?
VOTE: Greatest tennis rivalry?
To mark Rivalry Weekend on Sky Sports here's a look at the greatest rivalries in tennis and there have been some classics.