2019 Arizona Tennis Classic – Singles

This was the first edition of the tournament.

Matteo Berrettini won the title after defeating Mikhail Kukushkin 3–6, 7–6(8–6), 7–6(7–2) in the final.

Seeds
All seeds receive a bye into the second round. • # 🇧🇪 David Goffin (quarterfinals)

• # 🇫🇷 Jérémy Chardy (second round)

• # 🇦🇺 John Millman (quarterfinals)

• # 🇰🇿 Mikhail Kukushkin (final)

• # 🇦🇺 Matthew Ebden (second round)

• # 🇮🇹 Matteo Berrettini (champion)

• # 🇹🇳 Malek Jaziri (withdrew)

• # 🇯🇵 Taro Daniel (third round)

• # Ernests Gulbis (second round)

• # 🇩🇪 Peter Gojowczyk (third round)

• # Nicolás Jarry (quarterfinals)

• # 🇦🇷 Guido Andreozzi (semifinals)

• # 🇺🇸 Bradley Klahn (withdrew)

• # Lloyd Harris (second round)

• # 🇳🇴 Casper Ruud (third round)

• # 🇧🇾 Ilya Ivashka (third round)