Craig TyzzerCraig Tyzzer is an Australian tennis coach and a former ATP tennis player from 1979 to 1983. He coached Ashleigh Barty from 2016 - 2022 when she retired.Coaching careerHe won the WTA Coach of the Year award in 2019. In preparation for Barty's return from an 11-month break, Tyzzer arranged matches with male tennis players in the lead-up to the 2021 Australian Open.