UNITED STATES SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 5
ANNUAL STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
( ) Check box if no longer subject to Section 16.
Form 4 or Form 5 obligations may continue. See Instructions 1(b).
( ) Form 3 Holdings Reported
( ) Form 4 Transactions Reported
1. Name and Address of Reporting Person
   Kirby, Jr., Allan P.
   14 East Main Street
   P.O. Box 90
   Mendham, NJ  07945
   USA
2. Issuer Name and Ticker or Trading Symbol
   Alleghany Corporation
   Y
3. IRS or Social Security Number of Reporting Person (Voluntary)

4. Statement for Month/Year
   December 31, 1999
5. If Amendment, Date of Original (Month/Year)

6. Relationship of Reporting Person(s) to Issuer (Check all applicable)
   (X) Director  ( ) 10% Owner  ( ) Officer (give title below) ( ) Other
   (specify below)

7. Individual or Joint/Group Reporting (Check Applicable Line)
   (X) Form filed by One Reporting Person
   ( ) Form filed by More than One Reporting Person


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 Table I -- Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned                                                 |
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1. Title of Security         |2.    |3.  |4.Securities Acquired (A)         |5.Amount of        |6.Dir |7.Nature of Indirect       |
                             |Transaction|  or Disposed of (D)              |  Securities       |ect   |  Beneficial Ownership     |
                             |Date  |Code|                                  |  Beneficially     |(D)or |                           |
                             |      |    |                  | A/|           |  Owned at         |Indir |                           |
                             |      |    |    Amount        | D |    Price  |  End of Year      |ect(I)|                           |
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Common Stock                 |5/4/99|A   |71                |A  |           |214,367            |D     |                           |
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                             |      |    |                  |   |           |305,655            |I     |(1)                        |
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 Table II -- Derivative Securitites Acquired, Disposed of, or Beneficially Owned                                                   |
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1.Title of Derivative   |2.Con   |3.   |4.  |5.Number of De |6.Date Exer|7.Title and Amount  |8.Price|9.Number    |10.|11.Nature of|
  Security              |version |Transaction rivative Secu |cisable and|  of Underlying     |of Deri|of Deriva   |Dir|Indirect    |
                        |or Exer |Date |Code| rities Acqui  |Expiration |  Securities        |vative |tive        |ect|Beneficial  |
                        |cise Pr |     |    | red(A) or Dis |Date(Month/|                    |Secu   |Securities  |(D)|Ownership   |
                        |ice  of |     |    | posed of(D)   |Day/Year)  |                    |rity   |Benefi      |or |            |
                        |Deriva  |     |    |               |Date |Expir|                    |       |ficially    |Ind|            |
                        |tive    |     |    |           | A/|Exer-|ation|   Title and Number |       |Owned at    |ire|            |
                        |Secu    |     |    |           | D |cisa-|Date |   of Shares        |       |End of      |ct |            |
                        |rity    |     |    |  Amount   |   |ble  |     |                    |       |Year        |(I)|            |
___________________________________________________________________________________________________________________________________|
                                                                               
Option (right to buy)   |$187.50 |4/26/|A   |1          |A  |(2)  |4/26/|Common Stock|1,641(3|(2)    |10          |D  |            |
                        |        |99   |    |           |   |     |09   |            |)      |       |            |   |            |
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Explanation of Responses:
(1) By undersigned as co-trustee and
beneficiary.
(2) One-third of such option is exercisable on each of the first, second and
third anniversaries of the date of grant.
(3) The number of shares has been corrected to reflect the spin-off of Chicago
Title Corporation in 1998.
SIGNATURE OF REPORTING PERSON
/s/ Allan P. Kirby, Jr.
DATE
January  28, 2000