Sydney Hinam (29 August 1898 – 16 August 1982) was a Welsh rugby union and professional rugby league footballer who played in the 1920s. He played representative level rugby union (RU) for Wales, and at club level for Cardiff RFC and Glamorgan Police RFC, as a flanker, i.e. number 6 or 7, and representative level rugby league (RL) for Glamorgan, and at club level for Rochdale Hornets, as a prop, i.e. number 8 or 10, during the era of contested scrums.^[1][2]

Sydney Hinam was born in Pontypool, Wales, and he died aged 83 in Cardiff, Wales.