| Singles | |
|---|---|
| 2021 Las Vegas Challenger | |
| Champion |  J. J. Wolf |
| Runner-up | Stefan Kozlov |
| Score | 6–4, 6–4 |
Vasek Pospisil was the defending champion [1] but chose not to defend his title.
J. J. Wolf won the title after defeating Stefan Kozlov 6–4, 6–4 in the final.
Steve Johnson (first round) Denis Kudla (second round) Tennys Sandgren (first round, retired)
Daniel Altmaier (second round)
Taro Daniel (quarterfinals) Mitchell Krueger (first round)
Emilio Gómez (quarterfinals)
Jason Jung (first round)| Semifinals | Final | ||||||||||||
| Alt | Stefan Kozlov | 6 | 6 | ||||||||||
| WC | Aleksandar Kovacevic | 2 | 4 | ||||||||||
| Alt | Stefan Kozlov | 4 | 4 | ||||||||||
| J. J. Wolf | 6 | 6 | |||||||||||
| Michael Mmoh | 3 | 2 | |||||||||||
| J. J. Wolf | 6 | 6 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | S Johnson | 4 | 4 | ||||||||||||||||||||||||
| LL |  A McHugh | 6 | 6 | LL | A McHugh | 2 | 7 | 613 | |||||||||||||||||||
| Q |  M Sasikumar | 2 | 4 | Alt | S Kozlov | 6 | 5 | 715 | |||||||||||||||||||
| Alt | S Kozlov | 6 | 6 | Alt | S Kozlov | 77 | 6 | ||||||||||||||||||||
 J Kubler | 65 | 6 | 78 | 7 | E Gómez | 63 | 4 | ||||||||||||||||||||
| Yo Watanuki | 77 | 0 | 66 | J Kubler | 6 | 0 | 68 | ||||||||||||||||||||
| C-M Stebe | 62 | 0 | 7 | E Gómez | 2 | 6 | 710 | ||||||||||||||||||||
| 7 | E Gómez | 77 | 6 | Alt | S Kozlov | 6 | 6 | ||||||||||||||||||||
| 4 | D Altmaier | 78 | 6 | WC | A Kovacevic | 2 | 4 | ||||||||||||||||||||
| Y Uchiyama | 66 | 1 | 4 | D Altmaier | 67 | 3 | |||||||||||||||||||||
| WC | A Kovacevic | 6 | 3 | 77 | WC | A Kovacevic | 79 | 6 | |||||||||||||||||||
| C Eubanks | 1 | 6 | 65 | WC | A Kovacevic | 6 | 6 | ||||||||||||||||||||
| Q | D Young | 4 | 4 | 5 | T Daniel | 3 | 2 | ||||||||||||||||||||
| T Ito | 6 | 6 | T Ito | 2 | 1 | ||||||||||||||||||||||
| WC |  Jordan Sauer | 0 | 2 | 5 | T Daniel | 6 | 6 | ||||||||||||||||||||
| 5 | T Daniel | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | M Krueger | 4 | 1 | ||||||||||||||||||||||||
| A Vukic | 6 | 6 | A Vukic | 4 | 4 | ||||||||||||||||||||||
| M Mmoh | 6 | 6 | M Mmoh | 6 | 6 | ||||||||||||||||||||||
| LL | N Chappell | 2 | 1 | M Mmoh | 6 | 65 | 6 | ||||||||||||||||||||
| Q | D Kelly | 6 | 6 |  M Torpegaard | 1 | 77 | 1 | ||||||||||||||||||||
| WC |  Christopher Bulus | 3 | 2 | Q | D Kelly | 2 | 3 | ||||||||||||||||||||
| M Torpegaard | 64 | 7 | 3 | M Torpegaard | 6 | 6 | |||||||||||||||||||||
| 3 | T Sandgren | 77 | 5 | 0r | M Mmoh | 3 | 2 | ||||||||||||||||||||
| 8 | J Jung | 5 | 2 | J. J. Wolf | 6 | 6 | |||||||||||||||||||||
| T-S Kwiatkowski | 7 | 6 | T-S Kwiatkowski | 5 | 2 | ||||||||||||||||||||||
| B Fratangelo | 78 | 62 | 65 | E Escobedo | 7 | 6 | |||||||||||||||||||||
| E Escobedo | 66 | 77 | 77 | E Escobedo | 3 | 3 | |||||||||||||||||||||
| Q | S Mochizuki | 3 | 5 | J. J. Wolf | 6 | 6 | |||||||||||||||||||||
| J. J. Wolf | 6 | 7 | J. J. Wolf | 4 | 6 | 6 | |||||||||||||||||||||
 B Schnur | 3 | 2 | 2 | D Kudla | 6 | 3 | 0 | ||||||||||||||||||||
| 2 | D Kudla | 6 | 6 | ||||||||||||||||||||||||
Bernard Tomic won in the final 4–6, 7–6(7–5), 6–0, against Yang Tsung-hua and claimed the title, becoming the youngest player to win a grand slam title.
Andreas Seppi was the defending champion, but lost in the final to Andy Roddick, 6–3, 6–2.
Jo-Wilfried Tsonga was the defending champion but decided to compete at the If Stockholm Open instead.
Juan Martín del Potro won the title, defeating Grega Žemlja 7–5, 6–3 in the final.
Kevin Anderson was the defending champion, but lost to John Isner in the quarterfinals.
Rafael Nadal defeated Juan Martín del Potro in the final, 4–6, 6–3, 6–4 to win the men's singles tennis title at the 2013 Indian Wells Masters. It was Nadal's third Indian Wells singles title, his record 22nd ATP Tour Masters 1000 title, and his 53rd title overall.
Igor Sijsling is the defending champion, having won the event in 2012, but decided not to participate this year.
Vasek Pospisil and Jack Sock defeated the defending champions Bob and Mike Bryan in the final, 7–6(7–5), 6–7(3–7), 6–4, 3–6, 7–5 to win the gentlemen's doubles title at the 2014 Wimbledon Championships.
Bob and Mike Bryan were the defending champions and successfully defended the title, defeating Vasek Pospisil and Jack Sock in the final, 6–3, 6–2.
Bob Bryan and Mike Bryan were the two-time defending champions, but lost in the quarterfinals to Vasek Pospisil and Jack Sock.
Pospisil and Sock went on to win the title, defeating Simone Bolelli and Fabio Fognini in the final, 6–4, 6–7(3–7), [10–7].
Bob Bryan and Mike Bryan were the defending champions and successfully defended their title, defeating Vasek Pospisil and Jack Sock in the final, 6–3, 1–6, [10–8].
Defending champion Kei Nishikori successfully defended his title, defeating Pablo Andújar in the final, 6–4, 6–4, to win the singles title at the 2015 Barcelona Open.
Andy Murray defeated the two-time defending champion Rafael Nadal in the final, 6–3, 6–2 to win the men's singles tennis title at the 2015 Madrid Open. It was his second title in as many weeks.
Vasek Pospisil and Jack Sock were the defending champions, but lost in the third round to Jamie Murray and John Peers. Jean-Julien Rojer and Horia Tecău won the title by defeating Murray and Peers in the final by a score of 7–6(7–5), 6–4, 6–4.
Bob and Mike Bryan were the defending champions, but lost in the quarterfinals to Florin Mergea and Horia Tecău.
Daniel Nestor and Édouard Roger-Vasselin were the defending champions, but chose not to compete together. Nestor played alongside Vasek Pospisil, but lost in the semifinals to Ivan Dodig and Marcelo Melo. Roger-Vasselin teamed up with Julien Benneteau, but lost in the first round to Milos Raonic and Nenad Zimonjić.
Stan Wawrinka was the defending champion, but withdrew before the tournament began.
Ivan Dodig and Marcelo Melo were the defending champions, but Dodig chose not to participate this year. Melo played alongside Vasek Pospisil, but lost to John Peers and Henri Kontinen in the semifinals.
Roger Federer was the defending champion and successfully defended his title, defeating Marius Copil in the final, 7–6(7–5), 6–4.
Daniil Medvedev was the defending champion, but chose not to defend his title.
Michael Mmoh was the defending champion but lost in the semifinals to Daniel Altmaier.