**The Veolia Arizona Open men's singles draw at the Arizona Athletic Grounds features a deep, competitive field with several top-ranked players receiving byes into the round of 16 or later as part of the PPA's seeding system that rewards doubles success.** Federico Staksrud, Ben Johns, Connor Garnett, and Hunter Johnson stand out among the favorites based on recent form and head-to-head results, though the bracket includes dangerous lower seeds and qualifiers who can exploit any inconsistency. Round-of-16 matches on September 17 determine quarterfinalists amid high temperatures that have shifted play to evening sessions. Absences among some doubles specialists have not thinned the singles field as dramatically, maintaining a wide range of realistic paths to the final eight while underscoring the event's overall unpredictability in a high-points Open tournament.