| Singles | |
|---|---|
| 2015 Savannah Challenger | |
| Champion |  Chung Hyeon |
| Runner-up |  James McGee |
| Final score | 6–3, 6–2 |
Nick Kyrgios was the defending champion, but he did not participate this year. He played in Barcelona during this week.
Chung Hyeon won the title, defeating James McGee in the final, 6–3, 6–2.
Tim Smyczek (quarterfinals)
Ruben Bemelmans (first round)
Facundo Bagnis (first round) Chung Hyeon (champion)
Gastão Elias (quarterfinals)
Frank Dancevic (second round) Horacio Zeballos (first round)
Yoshihito Nishioka (second round)| Semifinals | Final | ||||||||||||
| James McGee | 6 | 1 | 6 | ||||||||||
| WC | Frances Tiafoe | 1 | 6 | 3 | |||||||||
| James McGee | 3 | 2 | |||||||||||
| 4 | Chung Hyeon | 6 | 6 | ||||||||||
| 4 | Chung Hyeon | 6 | 6 | ||||||||||
| Bjorn Fratangelo | 2 | 4 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | T Smyczek | 6 | 6 | ||||||||||||||||||||||||
| WC | S Kozlov | 4 | 1 | 1 | T Smyczek | 6 | 3 | 6 | |||||||||||||||||||
| Q | G Durán | 5 | 6 | 67 | PR | T Sandgren | 1 | 6 | 0 | ||||||||||||||||||
| PR | T Sandgren | 7 | 4 | 79 | 1 | T Smyczek | 0 | 3 | |||||||||||||||||||
| J McGee | 6 | 6 | J McGee | 6 | 6 | ||||||||||||||||||||||
| R Olivo | 3 | 1 | J McGee | 77 | 6 | ||||||||||||||||||||||
| R Ginepri | 4 | 1 | 8 | Y Nishioka | 65 | 4 | |||||||||||||||||||||
| 8 | Y Nishioka | 6 | 6 | J McGee | 6 | 1 | 6 | ||||||||||||||||||||
| 3 | F Bagnis | 5 | 2 | WC | F Tiafoe | 1 | 6 | 3 | |||||||||||||||||||
 L Broady | 7 | 6 | L Broady | 6 | 4 | 4 | |||||||||||||||||||||
| Alt | M Krueger | 6 | 6 | Alt | M Krueger | 1 | 6 | 6 | |||||||||||||||||||
| J Jenkins | 2 | 4 | Alt | M Krueger | 2 | 63 | |||||||||||||||||||||
 V Millot | 6 | 4 | 63 | WC | F Tiafoe | 6 | 77 | ||||||||||||||||||||
| WC | F Tiafoe | 2 | 6 | 77 | WC | F Tiafoe | 2 | 6 | 6 | ||||||||||||||||||
| A Kuznetsov | 4 | 4 | 6 | F Dancevic | 6 | 4 | 2 | ||||||||||||||||||||
| 6 | F Dancevic | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | G Elias | 6 | 2 | 6 | |||||||||||||||||||||||
 S Devvarman | 1 | 6 | 1 | 5 | G Elias | 78 | 6 | ||||||||||||||||||||
| Q | S Singh | 6 | 6 | Q | S Singh | 66 | 4 | ||||||||||||||||||||
| WC | R Williams | 3 | 2 | 5 | G Elias | 2 | 4 | ||||||||||||||||||||
| Q |  J Peralta | 5 | 6 | 6 | 4 | H Chung | 6 | 6 | |||||||||||||||||||
| D Novikov | 7 | 3 | 1 | Q | J Peralta | 4 | 2 | ||||||||||||||||||||
| LL |  T Garanganga | 78 | 3 | 1 | 4 | H Chung | 6 | 6 | |||||||||||||||||||
| 4 | H Chung | 66 | 6 | 6 | 4 | H Chung | 6 | 6 | |||||||||||||||||||
| 7 | H Zeballos | 4 | 3 | B Fratangelo | 2 | 4 | |||||||||||||||||||||
| F Argüello | 6 | 6 | F Argüello | 6 | 1 | 4 | |||||||||||||||||||||
 J Kubler | 4 | 3 | J Donaldson | 1 | 6 | 6 | |||||||||||||||||||||
| J Donaldson | 6 | 6 | J Donaldson | 78 | 3 | 0 | |||||||||||||||||||||
| B Fratangelo | 6 | 6 | B Fratangelo | 66 | 6 | 6 | |||||||||||||||||||||
| WC | E Escobedo | 4 | 1 | B Fratangelo | 6 | 6 | |||||||||||||||||||||
| Q | T Paul | 78 | 65 | 6 | Q | T Paul | 2 | 1 | |||||||||||||||||||
| 2 | R Bemelmans | 66 | 77 | 3 | |||||||||||||||||||||||
Luke Saville was last year's champion; however, being no longer a junior player, he did not defend his title.
Compatriots to Saville and home players, Nick Kyrgios and wildcard Thanasi Kokkinakis played off in the final. Kyrgios, who was also a winner of Roland Garros and Wimbledon in junior doubles, defeated Hopman Cup player Kokkinakis, 7–6(7–4), 6–3.
Filip Peliwo was the champion the previous year, but could not defend his title as he was no longer eligible to compete in junior tennis.
Borna Ćorić won the title, defeating Thanasi Kokkinakis in the final, 3–6, 6–3, 6–1.
Nick Kyrgios was the defending champion. However, he did not defend the title after turning 18 and joining the ATP.
Alexander Zverev won the title, defeating Stefan Kozlov in the final, 6–3, 6–0.
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Chung Hyeon was the defending champion, but lost in the first round to Konstantin Kravchuk.
Peter Gojowczyk was the defending champion but chose not to defend his title.
Dominic Thiem was the defending champion, but lost in the quarterfinals to Sam Querrey.
Defending champion Rafael Nadal successfully defended his title, defeating Dominic Thiem in the final, 6–4, 6–1. It was his record-extending tenth Barcelona Open title.
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Pablo Carreño Busta was the defending champion, but lost in the second round to Julien Benneteau.
Henri Kontinen and John Peers were the defending champions, but lost in the second round to Radu Albot and Chung Hyeon.
Alexander Zverev was the defending champion and successfully defended his title, defeating Philipp Kohlschreiber in the final, 6–3, 6–3.
Jo-Wilfried Tsonga was the defending champion, but due to injury did not defend his title.
John Isner was the defending champion and successfully defended his title, defeating Ryan Harrison in a rematch of the 2017 final, 5–7, 6–3, 6–4.
Roberto Bautista Agut was the defending champion, but chose not to participate this year.
Juan Martín del Potro was the two-time defending champion but chose not to defend his title.
Zhang Ze was the defending champion but lost in the third round to Bai Yan.