2019 New York Open

The 2019 New York Open was a men's tennis tournament played on indoor hard courts. It was the second edition of the New York Open, and part of the ATP Tour 250 series of the 2019 ATP Tour. It took place in Uniondale, New York, United States, at the Nassau Veterans Memorial Coliseum from February 11 through 17, 2019.

Seeds

 * 1 Rankings are as of February 4, 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇦 Jack Mingjie Lin
 * 🇺🇸 Noah Rubin
 * 🇺🇸 Frances Tiafoe

The following players received entry from the qualifying draw:
 * 🇺🇸 Christopher Eubanks
 * 🇪🇸 Adrián Menéndez Maceiras
 * 🇮🇳 Ramkumar Ramanathan
 * 🇨🇦 Brayden Schnur

The following player received entry as a lucky loser:
 * 🇦🇺 Alexei Popyrin

Withdrawals

 * Before the tournament:
 * Kevin Anderson → replaced by 🇨🇦 Peter Polansky
 * 🇦🇺 Alex de Minaur → replaced by 🇸🇰 Lukáš Lacko
 * 🇺🇸 Bradley Klahn → replaced by 🇦🇺 Alexei Popyrin
 * 🇪🇸 Feliciano López → replaced by 🇪🇸 Guillermo García López
 * 🇺🇸 Michael Mmoh → replaced by 🇮🇹 Paolo Lorenzi

Retirements

 * 🇺🇿 Denis Istomin

Seeds

 * 1 Rankings are as of February 4, 2019.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇺🇸 Brendan Evans / 🇺🇸 John Isner
 * 🇦🇺 Lleyton Hewitt / 🇦🇺 Alexei Popyrin

The following pairs received entry as alternates:
 * 🇮🇹 Paolo Lorenzi / 🇨🇦 Peter Polansky
 * 🇺🇸 Tennys Sandgren / 🇺🇸 Jackson Withrow

Withdrawals

 * Before the tournament
 * 🇺🇸 Bradley Klahn

Singles

 * 🇺🇸 Reilly Opelka def. 🇨🇦 Brayden Schnur, 6–1, 6–7(7–9), 7–6(9–7)

Doubles

 * 🇩🇪 Kevin Krawietz / 🇩🇪 Andreas Mies def. 🇲🇽 Santiago González / 🇵🇰 Aisam-ul-Haq Qureshi, 6–4, 7–5