The 2018 Caterpillar Burnie International was a professional tennis tournament played on outdoor hard courts as part of the 2018 ATP Challenger Tour and the 2018 ITF Women's Circuit, offering a total of $75,000 in prize money for men and $60,000 for women. It was the fifteenth (for men) and ninth (for women) edition of the tournament.
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
The following players received wildcards into the singles main draw:
The following player received entry by a junior exempt:
The following players received entry from the qualifying draw: