The 2018 Oracle Challenger Series – Indian Wells is a professional tennis tournament played on outdoor hard courts.

This tournament is part of the 2018 ATP Challenger Tour and the 2018 WTA 125K series.

The first edition took place on February 26 through March 4, 2018, in Indian Wells, United States.

The following players received wildcards into the singles main draw: The following player received entry into the singles main draw as a special exempt: The following player received entry into the singles main draw as an alternate: The following players received entry from the qualifying draw: The following player received entry as a lucky loser: The following players received wildcards into the singles main draw: The following players received entry from the qualifying draw: The following team received wildcard into the doubles main draw: