Aussie youngsters Ash Barty, Thanasi Kokkinakis, Olivia Tjandramulia and Alex Bolt all enjoyed significant improvements in the latest release of the WTA and ATP rankings.

Victorian Dayne Kelly has defeated Alex Bolt to reach the semifinals in Mildura, alongside South Australian Bradley Mousley.

Jaimee Fourlis has continued her excellent start to 2017 and is now within striking distance of the world's top 250, while Alex Bolt and Matt Ebden made impressive gains.

Three Americans are through to the semifinals at the Launceston ATP Challenger after Aussies Andrew Whittington and Alex Bolt failed to advance.

Alex Bolt's dream comeback continues with first-up win at Launceston ATP Challenger.

Alex Bolt and Blake Mott are celebrating their maiden appearance in a Grand Slam main draw having battled through qualifying at Melbourne Park.

Blake Mott, Olivia Rogowska and Alex Bolt have all booked their place in the final Australian Open qualifying round.

Alex Bolt returns from nine-month hiatus to qualify at ATP Challenger in Happy Valley joining fellow South Australian Luke Saville in the main draw.

Aaron Addison has recorded the best ITF Futures result of his career after upsetting No.2 seed Alex Bolt at the Mornington Peninsula Tennis International #1.

Top four seeds Luke Saville, Li Zhe, Alex Bolt and Gavin Van Peperzeel have progressed to the Brisbane QTC Tennis International quarters, where they are joined by an…