Exhibit 31.1

                              CNB BANCORP, INC.

                          CERTIFICATIONS PURSUANT TO
                                SECTION 302 OF
                        THE SARBANES-OXLEY ACT OF 2002


CERTIFICATION

     I, William N. Smith, Chairman, President and Chief Executive Officer
of CNB Bancorp, Inc., certify that:

     1. I have reviewed this quarterly report on Form 10-Q of
CNB Bancorp, Inc.;

     2. Based on my knowledge, this report does not contain any untrue
statement of a material fact or omit to state a material fact necessary to
make the statements made, in light of the circumstances under which such
statements were made, not misleading with respect to the period covered by
this report;

     3. Based on my knowledge, the financial statements, and other financial
information included in this report, fairly present in all material respects
the financial condition, results of operations and cash flows of the
registrant as of, and for, the periods presented in this report;

     4. The registrant's other certifying officer(s) and I are responsible
for establishing and maintaining disclosure controls and procedures (as
defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the registrant and
have:

     a) Designed such disclosure controls and procedures, or caused such
disclosure controls and procedures to be designed under our supervision, to
ensure that material information relating to the registrant, including its
consolidated subsidiaries, is made known to us by others within those
entities, particularly during the period in which this report is being
prepared;

     b) Evaluated the effectiveness of the registrant's disclosure controls
and procedures and presented in this report our conclusions about the
effectiveness of the disclosure controls and procedures, as of the end of the
period covered by this report based on such evaluations; and

     c) Disclosed in this report any change in the registrant's internal
control over financial reporting that occurred during the registrant's most
recent fiscal quarter (the registrant's fourth fiscal quarter in the case of
an annual report) that has materially affected, or is reasonably likely to
materially affect, the registrant's internal control over financial
reporting; and

     5. The registrant's other certifying officer(s) and I have disclosed,
based on our most recent evaluation of internal control over financial
reporting, to the registrant's auditors and the audit committee of the
registrant's board of directors (or persons performing the equivalent
functions):

     a) All significant deficiencies and material weaknesses in the design or
operation of internal control over financial reporting which are reasonably
likely to adversely affect the registrant's ability to record, process,
summarize and report financial information; and

     b) Any fraud, whether or not material, that involves management or other
employees who have a significant role in the registrant's internal control
over financial reporting.


Date: August 10, 2005            By /s/ William N. Smith
                                 -----------------------------------------
                                 William N. Smith, Chairman, President and
                                    Chief Executive Officer