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Exhibit 31b LNB Bancorp, Inc. Exhibit to Form 10-Q/A Amendment No. 1 (for the quarter ended March 31, 2004) S-K Reference Number (31(b)) Chief Financial Officer
Sarbanes-Oxley Act 302 Certification dated May 11,
2004 for LNB Bancorp, Inc.s Quarterly Report on Form 10-Q for the quarter
ended March 31, 2004. Exhibit (31(b))
Certifications I, Terry M. White, Executive Vice President, Chief Financial Officer and
Corporate Secretary of LNB Bancorp, Inc., certify that: 1. I have reviewed this quarterly report on Form 10-Q of LNB 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 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) (THIS
PARAGRAPH INTENTIONALLY LEFT BLANK) c) 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 evaluation; and d) 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




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5. The registrants other certifying officer 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: May 11, 2004 By
    
    /s/Terry M. White

Terry M. White
Executive Vice President,
Chief Financial Officer and
Corporate Secretary