2021 Las Vegas Challenger
The 2021 Las Vegas Challenger was a professional tennis tournament played on hard courts. It was the sixth edition of the revamped tournament which was the part of the 2021 ATP Challenger Tour. It took place in Las Vegas, United States between 25 and 31 October 2021.
Singles main draw entrants
Seeds
1 Rankings are as of October 18, 2021.Other entrants
The following players received wildcards into the singles main draw:The following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers: