2018 Oracle Challenger Series – Indian Wells – Men's singles

This was the first edition of the tournament.

Martin Kližan won the title after defeating Darian King 6–3, 6–3 in the final.

Seeds
• # 🇷🇴 Marius Copil (quarterfinals)

• # 🇧🇦 Mirza Bašić (first round)

• # 🇨🇦 Vasek Pospisil (semifinals)

• # 🇺🇸 Taylor Fritz (semifinals)

• # 🇺🇸 Frances Tiafoe (withdrew)

• # 🇷🇺 Mikhail Youzhny (first round, retired)

• # 🇫🇷 Jérémy Chardy (second round, withdrew)

• # 🇮🇱 Dudi Sela (quarterfinals)

• # 🇩🇪 Yannick Hanfmann (first round)