Directors' Dealings

JOHNSON MATTHEY PLC


                            DEALINGS BY DIRECTORS

1)   NAME OF COMPANY

JOHNSON MATTHEY PLC

2)   NAME OF DIRECTOR

C R N CLARK
D G TITCOMBE
J N SHELDRICK
N A P CARSON
D W MORGAN

3)   Please state whether notification indicates that it is in
     respect of holding of the Director named in 2 above
     or holding of that person's spouse or children under
     the age of 18 or in respect of a non-beneficial interest

AS IN 2 ABOVE

4)   Name of the registered holder(s) and, if more than
     one holder, the number of shares held by each of 
     them. (If notified)

NOBLE LOWNDES SETTLEMENT TRUSTEES LTD AS THE TRUSTEE OF THE JOHNSON MATTHEY UK
EMPLOYEE SHARE PARTICIPATION SCHEME.

5)   Please state whether notification relates to a
     person(s) connected with the Director named in 2
     above and identify the connected person(s)

N/A

6)   Please state the nature of the transaction. For
     PEP transactions please indicate whether
     general/single co PEP and if discretionary/non
     discretionary

REGULAR MONTHLY ACQUISITION OF SHARES VIA THE JOHNSON MATTHEY EMPLOYEE SHARE
PARTICIPATION SCHEME

7)   Number of shares/amount of
     stock acquired

C R N CLARK             222
D G TITCOMBE            222
J N SHELDRICK           224
N A P CARSON            222
D W MORGAN              219 

8) LESS THAN (0.01%) FOR ALL TRANSACTIONS
    of issued Class

9)   Number of shares/amount
     of stock disposed

N/A

10)  ( N/A %)
    of issued Class

11)  Class of security

ORDINARY £1 SHARES

12)  Price per share

£6.00

13)  Date of transaction

15 SEPTEMBER 1999

14)  Date company informed

15 SEPTEMBER 1999

15)  Total holding following this notification

C R N CLARK         29,834
D G TITCOMBE        43,387
J N SHELDRICK       71,070
N A P CARSON        12,820
D W MORGAN           8,590

16)  Total percentage holding of issued class following 
     this notification      

0.08%

      IF A DIRECTOR HAS BEEN GRANTED OPTIONS BY THE COMPANY PLEASE COMPLETE 
                              THE FOLLOWING BOXES

17)  Date of grant

N/A

18)  Period during which or date on which exercisable

N/A

19)  Total amount paid (if any) for grant of the option

N/A

20)  Description of shares or debentures involved:
     class, number.

N/A

21)  Exercise price (if fixed at time of grant) or indication
     that price is to be fixed at time of exercise

N/A

22)  Total number of shares or debentures over which
     options held following this notification

N/A

23)  Any additional information

N/A

24)  Name of contact and telephone number for queries

BRIGID CONWAY  0171 269 8461

25)  Name and signature of authorised company official
     responsible for making this notification

     Date of Notification.....16 SEPTEMBER 1999..........