The 2017 Apia International Sydney was a joint 2017 ATP World Tour and 2017 WTA Tour tennis tournament, played on outdoor hard courts in Sydney, New South Wales (NSW). It was the 124th edition of the tournament and took place at the NSW Tennis Centre in Sydney, Australia. It was held from 8 January through 14 January 2017 as part of the Australian Open Series in preparation for the first Grand Slam of the year.

The women's main-draw ranking cut-off was 29, making it the highest cut-off of any WTA tournament in the world in the past year.

_{¹Qualifiers prize money is also the Round of 32 prize money.
*per team}

The following players received wildcards into the singles main draw:

The following players received entry from the qualifying draw:

The following players received entry by a lucky loser:

The following pair received wildcard into the doubles main draw:

The following players received wildcards into the singles main draw: