Exhibit 31.1

                                 CERTIFICATIONS

         I, Charles French, certify that:

         1. I have reviewed this quarterly report on Form 10-Q of Hudson
Respiratory Care 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. 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

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

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

                  a. All significant deficiencies in the design or operation of
internal control over financial reporting which are reasonably likely to affect
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:    November 14, 2003                 /s/ Charles French
                                           -------------------------------------
                                           Charles French

                                           Chief Executive Officer and President