Richard James Pickett Marks, (born 6 September 1942) is an Australian former rugby union footballer and noted administrator. He played 17 Tests for Australia between 1962 and 1967, and was a captain of Queensland, for whom he played from 1962 to 1972. He served as national coaching director from 1974 to 1995, and was a leading figure in lifting the standard of Australian rugby. He also served on the Board of Queensland Rugby and was an inaugural member of rugby's International Technical Committee and drafter of the Game’s Charter. He received the Joe French Award for his contributions to Australian rugby in 2014, and remains active in debates on governance of Australian rugby. In 2020, he was inducted into the . He is the grandfather of Queensland Reds player Curtis Browning.