Dr Béla Mező (July 11, 1883 – April 18, 1954) was a Hungarian track and field athlete who competed in the 1904 Summer Olympics. He was born in Nagyfalud (today Veličná) and died in Budapest. In 1904 he was third in his first round heat of 100 m competition and did not advance to the final. In the 60 metres event he was also eliminated in the first round after finishing fourth in his heat, he was nearly disqualified due to two false starts but the other athletes in his heat refused him to be penalized.