| Doubles | |
|---|---|
| 2014 Napa Valley Challenger | |
| Champions |  Peter Polansky Adil Shamasdin |
| Runners-up |  Bradley Klahn Tim Smyczek |
| Score | 7–6(7–0), 6–1 |
Bobby Reynolds and John-Patrick Smith were the defending champions, but Reynolds chose not to participate. Smith partnered with Adam Hubble and lost in the quarterfinals to Alex Kuznetsov and Nils Langer.
Peter Polansky and Adil Shamasdin won the title, defeating Bradley Klahn and Tim Smyczek 7–6(7–0), 6–1 in the final.
Peter Polansky / Adil Shamasdin (champions) Bradley Klahn / Tim Smyczek (final) Sekou Bangoura / Vahid Mirzadeh (quarterfinals) Tennys Sandgren / Rhyne Williams (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | P Polansky A Shamasdin | 6 | 6 | ||||||||||||||||||||||||
| WC | B Fratangelo M Giron | 2 | 3 | 1 | P Polansky A Shamasdin | 6 | 3 | [10] | |||||||||||||||||||
| D Kudla M Russell | 4 | 77 | [10] | D Kudla M Russell | 4 | 6 | [7] | ||||||||||||||||||||
 W Koolhof  E Ymer | 6 | 63 | [7] | 1 | P Polansky A Shamasdin | 3 | 6 | [10] | |||||||||||||||||||
| 4 | T Sandgren R Williams | 2 | 3 | A Kuznetsov  N Langer | 6 | 3 | [5] | ||||||||||||||||||||
| PR |  A Hubble J-P Smith | 6 | 6 | PR | A Hubble J-P Smith | 3 | 4 | ||||||||||||||||||||
 J Cluskey J McGee | 64 | 3 | A Kuznetsov N Langer | 6 | 6 | ||||||||||||||||||||||
| A Kuznetsov N Langer | 77 | 6 | 1 | P Polansky A Shamasdin | 77 | 6 | |||||||||||||||||||||
| A Bolt F Dancevic | 6 | 3 | [11] | 2 | B Klahn T Smyczek | 60 | 1 | ||||||||||||||||||||
| WC | N Meister C Thompson | 4 | 6 | [9] | A Bolt F Dancevic | 77 | 1 | [10] | |||||||||||||||||||
| Q |  S Bader Erik Elliott | 3 | 6 | [3] | 3 | S Bangoura V Mirzadeh | 64 | 6 | [7] | ||||||||||||||||||
| 3 | S Bangoura V Mirzadeh | 6 | 1 | [10] | A Bolt F Dancevic | 4 | 3 | ||||||||||||||||||||
| WC |  J Peralta M Seeberger | 65 | 78 | [7] | 2 | B Klahn T Smyczek | 6 | 6 | |||||||||||||||||||
 L Broady J Thompson | 77 | 66 | [10] | L Broady J Thompson | 2 | 64 | |||||||||||||||||||||
M Reid  J Statham | 4 | 3 | 2 | B Klahn T Smyczek | 6 | 77 | |||||||||||||||||||||
| 2 | B Klahn T Smyczek | 6 | 6 | ||||||||||||||||||||||||
Juan Mónaco was the defending champion, but lost to John Isner in the semifinals.
Isner went on to win the title, defeating Nicolás Almagro in the final, 6–3, 7–5.
John-Patrick Smith was the defending champion but decided not to participate. Jack Sock won the title, beating Bradley Klahn 6–4, 6–2.
Jack Sock was the defending champion but decided to participate at the 2013 Shanghai Rolex Masters instead.
Peter Polansky won the title over 3rd seed Matthew Ebden 7–5, 6–3 to win his first Challenger title.
Tim Smyczek was the defending champion but lost to Erik Crepaldi in the first round.
Unseeded American Tennys Sandgren won the title defeating Australian 7th seed Samuel Groth 3–6, 6–3, 7–6(7–5).
Frank Dancevic and Peter Polansky were the defending champions, but Dancevic chose not to compete.
Polansky paired with Adil Shamasdin and they won the title, defeating Chase Buchanan and James McGee in the final 6–4, 6–2.
The 2014 Napa Valley Challenger was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2014 ATP Challenger Tour. It took place in Napa, California, United States, between 22 and 28 September 2014.
The 2014 Napa Valley Challenger, also known as the ATP Challenger Napa, was a tennis tournament held in Napa, California. It was first held in 2013, and was played on outdoor hard courts.
Donald Young was the defending champion but chose to play in the Japan Open instead.
John-Patrick Smith and Matt Reid were the defending champions, however they chose not to participate with each other. Smith partners Adam Hubble, whilst Reid partners Jose Statham.
Peter Polansky was the defending champion, but withdrew because of an elbow injury.
Austin Krajicek and Rhyne Williams were the defending champions, but they did not compete.
Peter Polansky and Adil Shamasdin were the defending champions, but chose not to participate.
Johan Brunström and Frederik Nielsen were the defending champions but chose not to defend their title.
Gilles Müller was the defending champion, but lost in the second round to Matthew Ebden.
Denis Shapovalov was the defending champion but chose not to defend his title.
Tim Smyczek was the defending champion but lost in the second round to Thai-Son Kwiatkowski.
Filip Peliwo was the defending champion but chose not to defend his title.
This was the first edition of the tournament.
Marc-Andrea Hüsler and Sem Verbeek were the defending champions but chose not to defend their title.
Robert Galloway and Bradley Klahn were the defending champions but chose not to defend their title.