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): January 17, 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 January 17, 2001, Greater Bay Bancorp (the "Registrant") issued a
  press release announcing its fourth quarter and year end results for 2000. The
  title and paragraphs one through twelve, fourteen, fifteen, sixteen, and
  nineteen through twenty-four 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 January 17, 2001 re fourth quarter and year end 2000
         results
  
  Item 9.  Regulation FD Disclosure
  
         Paragraphs thirteen, seventeen and eighteen 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: January 19, 2001                          By: /s/ Linda M. Iannone
                                                       ----------------------
                                                       Linda M. Iannone
                                                       Senior Vice President and
                                                       General Counsel
  
                                         3
  <PAGE>
  
                                   Exhibit Index
                                   -------------
  99.1   Press Release dated January 17, 2001 re fourth quarter and year end 2000
         results
  
                                        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": "1511680"}, "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): January 17, 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 January 17, 2001, Greater Bay Bancorp (the "Registrant") issued a
  press release announcing its fourth quarter and year end results for 2000. The
  title and paragraphs one through twelve, fourteen, fifteen, sixteen, and
  nineteen through twenty-four 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 January 17, 2001 re fourth quarter and year end 2000
         results
  
  Item 9.  Regulation FD Disclosure
  
         Paragraphs thirteen, seventeen and eighteen 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: January 19, 2001                          By: /s/ Linda M. Iannone
                                                       ----------------------
                                                       Linda M. Iannone
                                                       Senior Vice President and
                                                       General Counsel
  
                                         3
  Exhibit Index
                                   -------------
  99.1   Press Release dated January 17, 2001 re fourth quarter and year end 2000
         results
  
                                        4