Harry Thomas (born February 28, 1901, Swansea, Wales, United Kingdom), was a Welsh football striker. In his early days, he played for Swansea City and Porth. In April 1922, he was sold to Manchester United, where he made his debut against Oldham Athletic at Boundary Park on 22 April 1922. He went on to play in Division One and Two for United. During his United career, he made 135 appearances and scored 13 goals. In October 1930, he was sold to Merthyr Town.