| Champ: |  Roberto Bautista Agut |
| Runner: |  Jack Sock |
| Score: | 6–1, 1–0, ret. |
| Draw: | 28 (4 / 2) |
| Seeds: | 8 |
| Before Name: | Heineken Open – Singles |
| Main Name: | ATP Auckland Open |
| After Name: | ASB Classic – Men's singles |
See main article: 2016 ASB Classic.
Jiří Veselý was the defending champion, but lost in the first round to Roberto Bautista Agut.
Bautista Agut went on to win the title, defeating Jack Sock in the final, 6–1, 1–0, ret.
The top four seeds received a bye into the second round.