by Kevin Craig
- Roger Federer became the first player to win 300 grand slam matches with his third round win over Grigor Dimitrov at the Australian Open. Compatriot Stan Wawrinka also had a milestone win in Melbourne as he won his 400th career ATP match with his third round win over Lukas Rosol.
- Kristyna Pliskova set the record for most aces in a women’s match by hitting 31 in her second round loss to Monica Puig at the Australian Open.
- Novak Djokovic hit 100 unforced errors in his five set win over Gilles Simon in the fourth round, after only hitting 78 unforced errors in his first three matches combined. The win sent Djokovic to the quarterfinals for his 27th consecutive quarterfinal appearance at a grand slam event.
- Victoria Azarenka is still undefeated in 2016 with a 9-0 record that sees her in the quarterfinals of the Australian Open. Azarenka has only lost three or more games in a set four times, only once being taken to 6-4.
- John Isner exited the Australian Open in the fourth round, but not before hitting 119 aces, an average of just under 30 per match. Isner also made 75 percent of his first serves throughout the tournament. The second best first serve percentage of a player that made it to the fourth round was Bernard Tomic at 66 percent.
- Gilles Muller and Fabio Fognini played the first all tiebreak four set match at the Australian Open since 2000 when Max Mirnyi beat Antony Dupuis in four tiebreak sets. Muller was the winner with a 7-6, 7-6, 6-7, 7-6 score line.
- Adrian Mannarino and Lucas Pouille of France have teamed up to make the men’s doubles quarterfinals at the Australian Open without losing a set. Before the tournament, the two had a combined 10-42 doubles record for their careers.
- 38 year old Ruben Ramirez Hidalgo made the semifinals of the challenger in Rio de Janeiro this week. The 263rd ranked Spaniard has now made at least one challenger semifinal every year since 2001.