The 2023 Los Cabos Open (also known as the Mifel Tennis Open by Telcel Oppo for sponsorship reasons) was an ATP tennis tournament played on outdoor hard courts.

It was the 7th edition of the tournament, and part of the ATP Tour 250 series of the 2023 ATP Tour.

It took place in Los Cabos, Mexico from 31 July through 5 August 2023.

[1] *per team The following players received wildcards into the main draw: The following players received entry from the qualifying draw: The following player received entry as a lucky loser: The following pairs received wildcards into the doubles main draw: