EXHIBIT 99.4

                               HAVEN BANCORP, INC.

                                 REVOCABLE PROXY

                         ANNUAL MEETING OF STOCKHOLDERS
                                  May 17, 2000
                                    9:00 a.m.
                THIS PROXY IS SOLICITED BY THE BOARD OF DIRECTORS


The  undersigned  hereby  appoints Mark A. Ricca and Patricia M.  Schaubeck,  or
either of them, with full power of substitution, to act as attorneys and proxies
for the  undersigned,  and to vote all shares of Common Stock of Haven  Bancorp,
Inc.  which the  undersigned  is entitled to vote only at the Annual  Meeting of
Stockholders,  to be held on May 17,  2000,  at  9:00  a.m.,  at the  Huntingtun
Hilton,  598  Broadhollow  Road,  Melville,  New York, and at any adjournment or
postponement thereof. The undersigned hereby revokes all prior proxies.

This proxy is revocable  and will be voted as directed,  but if no  instructions
are specified, this proxy will be voted FOR each of the proposals listed. If any
other business is presented at the Annual  Meeting,  this proxy will be voted by
those named in this proxy in such manner as shall be determined by a majority of
the Board of Directors.  At the present time, the Board of Directors knows of no
other business to be presented at the Annual Meeting.



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                                                     Please mark your
                                                     votes as indicated    [X]
                                                     in this example

                 THE BOARD OF DIRECTORS RECOMMENDS A VOTE "FOR"
                          EACH OF THE LISTED PROPOSALS.

1.   The Election as directors of all nominees listed:  (Except as marked to the
     contrary  below) Philip S.  Messina,  Msgr.  Thomas J. Hartman,  Michael A.
     McManus, Jr.

         FOR                                                  VOTE WITHHELD
         [_]                                                        [_]

Instruction:  To  withhold  your vote for any  individual  nominee,  write  that
nominee's name on the space provided below:

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2.   The ratification of the appointment of KPMG LLP as independent  auditors of
     Haven Bancorp, Inc. for the fiscal year ending December 31, 2000.

         FOR                       AGAINST                           ABSTAIN
         [_]                           [_]                             [_]

3.   Approval of the  proposal to adjourn or postpone  the Annual  Meeting  once
     called to order to another time and/or place for the purpose of  soliciting
     additional proxies, if necessary.

         FOR                       AGAINST                           ABSTAIN
         [_]                           [_]                             [_]

The undersigned  acknowledges receipt from the Company prior to the execution of
this  proxy  of a  Notice  of  Annual  Meeting  of  Stockholders  and of a Proxy
Statement dated April 5, 2000 and of the Annual Report to Stockholders.

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Please sign  exactly as name  appears on this card.  When  signing as  attorney,
executor, administrator,  trustee or guardian, please give full title. If shares
are held jointly, each holder may sign but only one signature is required.

Date:                , 2000


                                                 -------------------------------
                                                 Signature


                                                 -------------------------------
                                                 Signature, if held jointly

            PLEASE COMPLETE, DATE, SIGN AND MAIL THIS PROXY PROMPTLY
                     IN THE ENCLOSED POSTAGE-PAID ENVELOPE.
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