| Singles | |
|---|---|
| 2015 Franken Challenge | |
| Champions |  Taro Daniel |
| Runners-up |  Albert Montañés |
| Final score | 6–3, 6–0 |
Tobias Kamke was the defending champion, but lost in the first round to Christian Lindell.
Taro Daniel won the tournament defeating Albert Montañés in the final, 6–3, 6–0.
Albert Ramos-Viñolas (semifinals)
Blaž Rola (semifinals)
Kimmer Coppejans (first round)
Tobias Kamke (first round)
John Millman (first round, retired)
Thiemo de Bakker (first round) Daniel Muñoz de la Nava (first round)
Horacio Zeballos (quarterfinals)| Semifinals | Final | ||||||||||||
| 1 | Albert Ramos-Viñolas | 2 | 3 | ||||||||||
| Albert Montañés | 6 | 6 | |||||||||||
| Albert Montañés | 3 | 0 | |||||||||||
| Taro Daniel | 6 | 6 | |||||||||||
| Taro Daniel | 6 | 6 | |||||||||||
| 2 | Blaž Rola | 4 | 0 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | A Ramos-Viñolas | 6 | 2 | ||||||||||||||||||||||||
| G Gigounon | 2 | 1r | 1 | A Ramos-Viñolas | 77 | 6 | |||||||||||||||||||||
| WC | D Brands | 3 | 3 |  G Lapentti | 60 | 2 | |||||||||||||||||||||
| G Lapentti | 6 | 6 | 1 | A Ramos-Viñolas | 7 | 6 | |||||||||||||||||||||
| R Ramírez Hidalgo | 4 | 64 | I Cervantes | 5 | 4 | ||||||||||||||||||||||
| Alt |  F Dancevic | 6 | 77 | Alt | F Dancevic | 3 | 3 | ||||||||||||||||||||
| I Cervantes | 6 | 6 | I Cervantes | 6 | 6 | ||||||||||||||||||||||
| 6 | T de Bakker | 0 | 3 | 1 | A Ramos-Viñolas | 2 | 3 | ||||||||||||||||||||
| 4 | T Kamke | 6 | 4 | 5 | A Montañés | 6 | 6 | ||||||||||||||||||||
 C Lindell | 1 | 6 | 7 | C Lindell | 2 | 0 | |||||||||||||||||||||
| WC | F Mayer | 3 | 1 | A Montañés | 6 | 6 | |||||||||||||||||||||
| A Montañés | 6 | 6 | A Montañés | 6 | 1 | 77 | |||||||||||||||||||||
| E Ymer | 6 | 6 | E Ymer | 4 | 6 | 65 | |||||||||||||||||||||
| P Gojowczyk | 1 | 4 | E Ymer | 6 | 6 | ||||||||||||||||||||||
| Q | G Escobar | 6 | 3 | 6 | Q | G Escobar | 1 | 2 | |||||||||||||||||||
| 7 | D Muñoz de la Nava | 4 | 6 | 1 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 8 | H Zeballos | 6 | 6 | ||||||||||||||||||||||||
 A Ungur | 4 | 0 | 8 | H Zeballos | 6 | 6 | |||||||||||||||||||||
| Q | J Samper-Montaña | 3 | 7 | 3 |  G Melzer | 3 | 2 | ||||||||||||||||||||
| G Melzer | 6 | 5 | 6 | 8 | H Zeballos | 4 | 4 | ||||||||||||||||||||
| T Daniel | 6 | 6 | T Daniel | 6 | 6 | ||||||||||||||||||||||
| WC | J Härteis | 1 | 2 | T Daniel | 5 | 6 | 6 | ||||||||||||||||||||
| Q | K Krawietz | 6 | 1 | 7 | Q | K Krawietz | 7 | 3 | 1 | ||||||||||||||||||
| 3 | K Coppejans | 4 | 6 | 5 | T Daniel | 6 | 6 | ||||||||||||||||||||
| 5 | J Millman | 4 | r | 2 | B Rola | 4 | 0 | ||||||||||||||||||||
| Q |  L Giustino | 6 | Q | L Giustino | 6 | 6 | |||||||||||||||||||||
 E Donskoy | 61 | 4 | R Olivo | 2 | 4 | ||||||||||||||||||||||
| R Olivo | 77 | 6 | Q | L Giustino | 5 | 1 | |||||||||||||||||||||
| WC | M Marterer | 7 | 6 | 2 | B Rola | 7 | 6 | ||||||||||||||||||||
| A Beck | 5 | 1 | WC | M Marterer | 3 | 5 | |||||||||||||||||||||
 V Millot | 6 | 5 | 4 | 2 | B Rola | 6 | 7 | ||||||||||||||||||||
| 2 | B Rola | 2 | 7 | 6 | |||||||||||||||||||||||
Daniel Evans was the defending champion, but he lost to Tobias Kamke in the first round.
Jan Hernych defeated 7–6(3), 6–4 her compatriot Jan Minář in the final.
Kevin Anderson was the defending champion, but chose to compete in Munich instead.
Gastón Gaudio won in the final 7–5, 6–0, against Martín Vassallo Argüello.
Peter Luczak was the defending champion, but he lost in the second round against Julian Reister.
Robin Haase won in the final 6–4, 6–2 against Tobias Kamke.
Go Soeda was the defending champion, but chose not to compete this year.
Tobias Kamke won the title, defeating Ryan Harrison 6–1, 6–1 in the final.
Novak Djokovic was the defending champion, but lost to Roger Federer 6–4, 3–6, 6–1 in the final.
In the singles event of the 2012 Heineken Open men's tennis tournament, David Ferrer was the defending champion and confirmed his title beating unseeded player Olivier Rochus in the final, 6–3, 6–4, for his 3rd win in Auckland.
Roger Federer defeated John Isner in the final, 7–6(9–7), 6–3 to win the men's singles title at the 2012 Indian Wells Masters. It was his record fourth Indian Wells title.
Lukáš Rosol was the defending champion but lost in the quarterfinals.
Horacio Zeballos won the title 1–6, 6–4, 7–6(8–6) in the final against Martin Kližan.
Lukáš Rosol was the defending champion but decided not to participate.
Thomaz Bellucci defeated Tobias Kamke 7–6(7–4), 6–3 in the final to win the tournament.
Tobias Kamke was the defending champion but was defeated by Evgeny Donskoy in the semifinals.
Donskoy won the title by defeating Jan-Lennard Struff 6–2, 4–6, 6–1 in the final.
Roger Federer was the defending champion, but lost in the quarterfinals to Julien Benneteau.
Juan Martín del Potro won the title, defeating Benneteau in the final 7–6(7–2), 6–3.
Novak Djokovic defeated the eight-time defending champion Rafael Nadal in the final, 6–2, 7–6(7–1) to win the singles title at the 2013 Monte-Carlo Masters. With the win, Djokovic ended Nadal's 46-match winning streak at the event, the longest win streak at a single tournament in tennis history. Additionally, Djokovic became the first man to win singles titles at 8 of the 9 Masters 1000 tournaments.
João Sousa was the defending champion but chose not to compete.
Tomáš Berdych was the defending champion, but lost to Stan Wawrinka in the final, 6–4, 3–6, 4–6.
Andy Murray was the defending champion, but chose not to participate this year.
Íñigo Cervantes was the defending champion but chose not to defend his title.
Tomáš Berdych was the two-time defending champion, but chose not to participate this year.
Diego Schwartzman was the defending champion, but lost in the semifinals to Marin Čilić.
This was the first edition of the tournament.
This was the first edition of the tournament as a Challenger event.