2014 Delray Beach International Tennis Championships – Singles

Ernests Gulbis was the defending champion, but chose to compete in Marseille instead. Marin Čilić won the title, defeating Kevin Anderson in the final, 7–6(8–6), 6–7(7–9), 6–4.

Seeds
• 🇩🇪 Tommy Haas (second round)

• 🇺🇸 John Isner (semifinals)

• 🇯🇵 Kei Nishikori (second round, retired because of a left hip injury)

• Kevin Anderson (final)

• 🇨🇦 Vasek Pospisil (withdrew because of a back injury)

• 🇪🇸 Feliciano López (quarterfinals)

• Marin Čilić (champion)

• 🇦🇺 Lleyton Hewitt (second round, retired because of a shoulder injury)

Seeds
• 🇺🇸 Wayne Odesnik (qualified)

• 🇺🇸 Steve Johnson (qualified)

• 🇺🇸 Rhyne Williams (qualified)

• 🇧🇪 Ruben Bemelmans (second round)

• 🇦🇺 Samuel Groth (qualifying competition, lucky loser)

• Gastão Elias (qualified)

• 🇩🇪 Mischa Zverev (qualifying competition)

• 🇩🇪 Björn Phau (qualifying competition)

Qualifiers
• # 🇺🇸 Wayne Odesnik

• # 🇺🇸 Steve Johnson

• # 🇺🇸 Rhyne Williams

• # Gastão Elias

Lucky losers

 * 1) 🇦🇺 Samuel Groth