| Singles | |
|---|---|
| 2017 Cary Challenger | |
| Champion |  Kevin King |
| Runner-up |  Cameron Norrie |
| Final score | 6–4, 6–1 |
James McGee was the defending champion but chose not to defend his title.
Kevin King won the title after defeating Cameron Norrie 6–4, 6–1 in the final.
Ernesto Escobedo (second round) Tennys Sandgren (second round) Michael Mmoh (first round, retired) Tommy Paul (withdrew) Mitchell Krueger (quarterfinals) Noah Rubin (semifinals) Mackenzie McDonald (quarterfinals) Dennis Novikov (second round)
Christian Garín (quarterfinals)| Semifinals | Final | ||||||||||||
| PR | Kevin King | 6 | 4 | 6 | |||||||||
| 6 | Noah Rubin | 2 | 6 | 4 | |||||||||
| PR | Kevin King | 6 | 6 | ||||||||||
| Cameron Norrie | 4 | 1 | |||||||||||
 Marcelo Arévalo | 0 | 4 | |||||||||||
| Cameron Norrie | 6 | 6 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | E Escobedo | 6 | 77 | ||||||||||||||||||||||||
| WC | P Kypson | 1 | 60 | 1 | E Escobedo | 6 | 5 | 3 | |||||||||||||||||||
| PR | K King | 6 | 78 | PR | K King | 3 | 7 | 6 | |||||||||||||||||||
| Jared Hiltzik | 2 | 66 | PR | K King | 77 | 6 | |||||||||||||||||||||
 F Mena | 6 | 4 | F Mena | 62 | 4 | ||||||||||||||||||||||
| Q | Ryan Haviland | 3 | 0r | F Mena | 6 | 6 | |||||||||||||||||||||
| A Krajicek | 6 | 5 | 5 | 8 | D Novikov | 4 | 3 | ||||||||||||||||||||
| 8 | D Novikov | 4 | 7 | 7 | PR | K King | 6 | 4 | 6 | ||||||||||||||||||
| 9 | C Garín | 6 | 6 | 6 | N Rubin | 2 | 6 | 4 | |||||||||||||||||||
| R Sarmiento | 2 | 3 | 9 | C Garín | 6 | 6 | |||||||||||||||||||||
| LL | L Bambridge | 77 | 3 | 77 | LL | L Bambridge | 1 | 4 | |||||||||||||||||||
| WC | T-S Kwiatkowski | 65 | 6 | 62 | 9 | C Garín | 4 | 2 | |||||||||||||||||||
| Q |  S Mansouri | 4 | 3 | 6 | N Rubin | 6 | 6 | ||||||||||||||||||||
 JP Sorgi | 6 | 6 | JP Sorgi | 4 | 2 | ||||||||||||||||||||||
| P Sakamoto | 3 | 3 | 6 | N Rubin | 6 | 6 | |||||||||||||||||||||
| 6 | N Rubin | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | M Krueger | 77 | 6 | ||||||||||||||||||||||||
| Wil Spencer | 64 | 3 | 5 | M Krueger | 6 | 6 | |||||||||||||||||||||
| WC | W Blumberg | 6 | 77 | WC | W Blumberg | 2 | 2 | ||||||||||||||||||||
| B Klein | 2 | 65 | 5 | M Krueger | 3 | 0 | |||||||||||||||||||||
| Q | Julian Zlobinsky | 6 | 5 | 7 | M Arévalo | 6 | 6 | ||||||||||||||||||||
| WC |  A Galarneau | 4 | 7 | 5 | Q | J Zlobinsky | 2 | 65 | |||||||||||||||||||
| M Arévalo | 5 | M Arévalo | 6 | 77 | |||||||||||||||||||||||
| 3 | M Mmoh | 2r | M Arévalo | 0 | 4 | ||||||||||||||||||||||
| 7 | M McDonald | 6 | 6 | C Norrie | 6 | 6 | |||||||||||||||||||||
| PR | A Ward | 3 | 2 | 7 | M McDonald | 6 | 7 | ||||||||||||||||||||
| C Harrison | 6 | 7 | C Harrison | 3 | 5 | ||||||||||||||||||||||
| Q |  A Vukic | 3 | 5 | 7 | M McDonald | 1 | 3 | ||||||||||||||||||||
| C Norrie | 6 | 6 | C Norrie | 6 | 6 | ||||||||||||||||||||||
| S Bangoura | 2 | 3 | C Norrie | 6 | 2 | 6 | |||||||||||||||||||||
 A Pavić | 4 | 4 | 2 | T Sandgren | 3 | 6 | 2 | ||||||||||||||||||||
| 2 | T Sandgren | 6 | 6 | ||||||||||||||||||||||||
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Two-time defending champion Björn Borg successfully defended his title, defeating Jimmy Connors in a repeat of the previous year's final, 6–2, 6–2, 6–3 to win the gentlemen's singles tennis title at the 1978 Wimbledon Championships.
Mats Wilander defeated Ivan Lendl in the final, 6–1, 6–4, 6–4 to win the men's singles tennis title at the 1983 Australian Open.
Five-time defending champion Martina Navratilova successfully defended her title, defeating Steffi Graf in the final, 7–5, 6–3 to win the ladies' singles tennis title at the 1987 Wimbledon Championships.
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Wang Qiang was the defending champion, but chose not to participate this year.
Peng Shuai was the defending champion, but chose to compete in an ITF event in Tokyo instead.
Elina Svitolina was the defending champion but chose not to participate.