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                         August 16, 2023

       James Green
       Chief Executive Officer
       Harvard Bioscience, Inc.
       84 October Hill Road
       Holliston, MA 01746-1371

                                                        Re: Harvard Bioscience, 
Inc.
                                                            Definitive Proxy 
Statement on Schedule 14A
                                                            Filed April 5, 2023
                                                            File No. 001-33957

       Dear James Green:

              We have completed our review of your filing. We remind you that 
the company and its
       management are responsible for the accuracy and adequacy of their 
disclosures, notwithstanding
       any review, comments, action or absence of action by the staff.



                                                                                
                         Sincerely,

                                                                                
                         Division of Corporation Finance
                                                                                
                         Disclosure Review Program