content: <PAGE>
  
  
  
                         SECURITIES AND EXCHANGE COMMISSION
                               Washington, D.C. 20549
  
  
                                      FORM 8-K
  
  
                               Current Report Pursuant
                            to Section 13 or 15(d) of the
                           Securities Exchange Act of 1934
  
          Date of Report (Date of earliest event reported): October 8, 2001
  
  
                                 Greater Bay Bancorp
               (Exact name of registrant as specified in its charter)
  
  
  
  
            California                                            77-0387041
  (State or other jurisdiction of                              (I.R.S. employer
   incorporation or organization)                           identification number)
  
  
                           Commission file number: 0-25034
  
                               2860 West Bayshore Road
                             Palo Alto, California 94303
                (Address of principal executive offices and zip code)
  
  
         Registrant's telephone number, including area code: (650) 813-8200
  
  
  <PAGE>
  
  
  Item 5.  Other Events.
  
           On October 8, 2001, the Registrant issued a press release announcing
  the timing of its third quarter 2001 earnings release and conference call. The
  press release also reported the Registrant's expected earnings per share for the
  quarter. The subtitle and paragraphs 1, 4, 5, 6 and 7 of the press release,
  which appear as part of Exhibit 99.1, are filed and incorporated herein by
  reference.
  
  Item 7.  Financial Statements and Exhibits.
  
  Exhibits
  --------
  
  99.1     Press Release dated October 8, 2001
  
  Item 9.  Regulation FD Disclosure
  
           The title and paragraphs 2 and 3 of the press release appearing in
  Exhibit 99.1 are not filed but are furnished pursuant to Regulation FD.
  
  
                                         2
  
  <PAGE>
  
                                     SIGNATURES
  
           Pursuant to the requirements of the Securities Exchange Act of 1934, as
  amended, the Registrant has duly caused this report to be signed on its behalf
  by the undersigned hereunto duly authorized.
  
                                           Greater Bay Bancorp
                                           (Registrant)
  
  
  Dated: October 8, 2001                              By: /s/ Linda M. Iannone
                                                          --------------------
                                                          Linda M. Iannone
                                                          Senior Vice President
                                                          and General Counsel
  
  
  
                                         3
  
  <PAGE>
  
  Exhibit Index
  -------------
  
  99.1     Press Release dated October 8, 2001
  
  
  
  
  
  
  
                                         4
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metadata_filer: {"company-data": {"conformed-name": "GREATER BAY BANCORP", "cik": "0000775473", "assigned-sic": "6021", "irs-number": "770387041", "state-of-incorporation": "CA", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-25034", "film-number": "1754037"}, "business-address": {"street1": "2860 WEST BAYSHORE ROAD", "city": "PALO ALTO", "state": "CA", "zip": "94303", "phone": "4153751555"}, "mail-address": {"street1": "2860 BAYSHORE ROAD", "street2": "420 COWPER ST", "city": "PALO ALTO", "state": "CA", "zip": "943011504"}, "former-company": [{"former-conformed-name": "MID PENINSULA BANCORP", "date-changed": "19941031"}, {"former-conformed-name": "SAN MATEO COUNTY BANCORP", "date-changed": "19920703"}]}
text: SECURITIES AND EXCHANGE COMMISSION
                               Washington, D.C. 20549
  
                                      FORM 8-K
  
                               Current Report Pursuant
                            to Section 13 or 15(d) of the
                           Securities Exchange Act of 1934
  
          Date of Report (Date of earliest event reported): October 8, 2001
  
                                 Greater Bay Bancorp
               (Exact name of registrant as specified in its charter)
  
            California                                            77-0387041
  (State or other jurisdiction of                              (I.R.S. employer
   incorporation or organization)                           identification number)
  
                           Commission file number: 0-25034
  
                               2860 West Bayshore Road
                             Palo Alto, California 94303
                (Address of principal executive offices and zip code)
  
         Registrant's telephone number, including area code: (650) 813-8200
  Item 5.  Other Events.
  
           On October 8, 2001, the Registrant issued a press release announcing
  the timing of its third quarter 2001 earnings release and conference call. The
  press release also reported the Registrant's expected earnings per share for the
  quarter. The subtitle and paragraphs 1, 4, 5, 6 and 7 of the press release,
  which appear as part of Exhibit 99.1, are filed and incorporated herein by
  reference.
  
  Item 7.  Financial Statements and Exhibits.
  
  Exhibits
  --------
  
  99.1     Press Release dated October 8, 2001
  
  Item 9.  Regulation FD Disclosure
  
           The title and paragraphs 2 and 3 of the press release appearing in
  Exhibit 99.1 are not filed but are furnished pursuant to Regulation FD.
  
                                         2
  SIGNATURES
  
           Pursuant to the requirements of the Securities Exchange Act of 1934, as
  amended, the Registrant has duly caused this report to be signed on its behalf
  by the undersigned hereunto duly authorized.
  
                                           Greater Bay Bancorp
                                           (Registrant)
  
  Dated: October 8, 2001                              By: /s/ Linda M. Iannone
                                                          --------------------
                                                          Linda M. Iannone
                                                          Senior Vice President
                                                          and General Counsel
  
                                         3
  Exhibit Index
  -------------
  
  99.1     Press Release dated October 8, 2001
  
                                         4