The 2011 Comerica Bank Challenger was a professional tennis tournament played on hard courts. It was the 24th edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Aptos, California, United States between 11 and 17 July 2011.

Country	Player	Rank1	Seed
RUS	Igor Kunitsyn	62	1
USA	Donald Young	66	2
AUS	Matthew Ebden	157	3
USA	Wayne Odesnik	214	4
AUS	Chris Guccione	217	5
AUS	Carsten Ball	225	6
SRB	Ilija Bozoljac	235	7
BIH	Amer Delić	238	8

• ¹ Rankings are as of July 4, 2011.

The following players received wildcards into the singles main draw:

• Steve Johnson
• Bradley Klahn
• Jack Sock

The following players received entry from the qualifying draw:

• Andre Dome
• Alexander Domijan
• David Martin
• Phillip Simmonds

The following players received entry as a lucky loser into the singles main draw:

• Jimmy Wang
• Rhyne Williams

Laurynas Grigelis def. Ilija Bozoljac, 6–2, 7–6^(7–4)

Carsten Ball / Chris Guccione def. John Paul Fruttero / Raven Klaasen, 7–6^(7–5), 6–4

• Official Website

• ITF Search Archived 2010-02-12 at the Wayback Machine
• ATP official site