Director/PDMR Shareholding

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Sam Laidlaw

2

Reason for the notification

a)

Position/status

Non-executive director

b)

Initial notification /Amendment

Initial Notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

Rio Tinto plc

b)

LEI

213800YOEO5OQ72G2R82

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument, type of instrument

Identification code

Ordinary shares of 10p each

GB0007188757

b)

Nature of the transaction

Acquisition of shares

c)

Price(s) and volume(s)

d)

Aggregated information

- Aggregated volume

- Price

7500

£34.1989

e)

Date of the transaction

2017-08-14

f)

Place of the transaction

XLON

Steve AllenCompany Secretary

Rio Tinto plc

6 St James's Square

London SW1Y 4AD

United Kingdom

T +44 20 7781 2058Registered in England

No. 719885