2014 U.S. National Indoor Tennis Championships

The 2014 U.S. National Indoor Tennis Championships was a 2014 ATP World Tour men's tennis tournament, played on indoor hard courts. The tournament from this year was downgraded from ATP World Tour 500 series to ATP World Tour 250 series. It was the 39th edition of the first American tournament of the year and took place at the Racquet Club of Memphis in Memphis, United States, from February 11 through February 17, 2014. First-seeded Kei Nishikori won his second consecutive singles title at the event.

Singles

 * 🇯🇵 Kei Nishikori defeated Ivo Karlović, 6–4, 7–6(7–0)

Doubles

 * 🇺🇸 Eric Butorac / Raven Klaasen defeated 🇺🇸 Bob Bryan / 🇺🇸 Mike Bryan, 6–4, 6–4

Seeds

 * 1 Rankings as of February 3, 2014

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇾 Marcos Baghdatis
 * 🇦🇺 Nick Kyrgios
 * 🇯🇵 Kei Nishikori

The following player received entry as a special exempt:
 * 🇩🇪 Björn Phau

The following players received entry from the qualifying draw:
 * 🇧🇪 David Goffin
 * 🇺🇸 Denis Kudla
 * 🇺🇸 Alex Kuznetsov
 * 🇺🇸 Rajeev Ram

Withdrawals

 * Before the tournament
 * 🇨🇦 Vasek Pospisil (back injury)
 * 🇮🇱 Dudi Sela
 * 🇷🇸 Janko Tipsarević

Retirements

 * Lu Yen-hsun (neck pain)

Seeds

 * 1 Rankings as of February 3, 2014

Other entrants
The following pairs received wildcards into the doubles main draw: The following pair received entry as alternates:
 * 🇺🇸 Ryan Harrison / 🇺🇸 Sam Querrey
 * 🇮🇪 David O'Hare / 🇬🇧 Joe Salisbury
 * 🇫🇷 Adrian Mannarino / 🇺🇸 Michael Russell

Withdrawals

 * Before the tournament
 * 🇵🇱 Michał Przysiężny (back injury)